diff --git a/Emby.Server.Implementations/Activity/ActivityLogEntryPoint.cs b/Emby.Server.Implementations/Activity/ActivityLogEntryPoint.cs
index 0925d72a6d..4685a03ac3 100644
--- a/Emby.Server.Implementations/Activity/ActivityLogEntryPoint.cs
+++ b/Emby.Server.Implementations/Activity/ActivityLogEntryPoint.cs
@@ -137,7 +137,7 @@ namespace Emby.Server.Implementations.Activity
                     CultureInfo.InvariantCulture,
                     _localization.GetLocalizedString("SubtitleDownloadFailureFromForItem"),
                     e.Provider,
-                    Emby.Notifications.NotificationEntryPoint.GetItemName(e.Item)),
+                    Notifications.NotificationEntryPoint.GetItemName(e.Item)),
                 Type = "SubtitleDownloadFailure",
                 ItemId = e.Item.Id.ToString("N", CultureInfo.InvariantCulture),
                 ShortOverview = e.Exception.Message
@@ -265,31 +265,20 @@ namespace Emby.Server.Implementations.Activity
 
         private void OnSessionEnded(object sender, SessionEventArgs e)
         {
-            string name;
             var session = e.SessionInfo;
 
             if (string.IsNullOrEmpty(session.UserName))
             {
-                name = string.Format(
-                    CultureInfo.InvariantCulture,
-                    _localization.GetLocalizedString("DeviceOfflineWithName"),
-                    session.DeviceName);
-
-                // Causing too much spam for now
                 return;
             }
-            else
-            {
-                name = string.Format(
-                    CultureInfo.InvariantCulture,
-                    _localization.GetLocalizedString("UserOfflineFromDevice"),
-                    session.UserName,
-                    session.DeviceName);
-            }
 
             CreateLogEntry(new ActivityLogEntry
             {
-                Name = name,
+                Name = string.Format(
+                    CultureInfo.InvariantCulture,
+                    _localization.GetLocalizedString("UserOfflineFromDevice"),
+                    session.UserName,
+                    session.DeviceName),
                 Type = "SessionEnded",
                 ShortOverview = string.Format(
                     CultureInfo.InvariantCulture,
@@ -388,31 +377,20 @@ namespace Emby.Server.Implementations.Activity
 
         private void OnSessionStarted(object sender, SessionEventArgs e)
         {
-            string name;
             var session = e.SessionInfo;
 
             if (string.IsNullOrEmpty(session.UserName))
             {
-                name = string.Format(
-                    CultureInfo.InvariantCulture,
-                    _localization.GetLocalizedString("DeviceOnlineWithName"),
-                    session.DeviceName);
-
-                // Causing too much spam for now
                 return;
             }
-            else
-            {
-                name = string.Format(
-                    CultureInfo.InvariantCulture,
-                    _localization.GetLocalizedString("UserOnlineFromDevice"),
-                    session.UserName,
-                    session.DeviceName);
-            }
 
             CreateLogEntry(new ActivityLogEntry
             {
-                Name = name,
+                Name = string.Format(
+                    CultureInfo.InvariantCulture,
+                    _localization.GetLocalizedString("UserOnlineFromDevice"),
+                    session.UserName,
+                    session.DeviceName),
                 Type = "SessionStarted",
                 ShortOverview = string.Format(
                     CultureInfo.InvariantCulture,
@@ -580,7 +558,7 @@ namespace Emby.Server.Implementations.Activity
             {
                 int years = days / DaysInYear;
                 values.Add(CreateValueString(years, "year"));
-                days = days % DaysInYear;
+                days %= DaysInYear;
             }
 
             // Number of months
@@ -588,7 +566,7 @@ namespace Emby.Server.Implementations.Activity
             {
                 int months = days / DaysInMonth;
                 values.Add(CreateValueString(months, "month"));
-                days = days % DaysInMonth;
+                days %= DaysInMonth;
             }
 
             // Number of days
diff --git a/Emby.Server.Implementations/Activity/ActivityManager.cs b/Emby.Server.Implementations/Activity/ActivityManager.cs
index c1d8dd8da8..81bebae3d2 100644
--- a/Emby.Server.Implementations/Activity/ActivityManager.cs
+++ b/Emby.Server.Implementations/Activity/ActivityManager.cs
@@ -1,25 +1,31 @@
-#pragma warning disable CS1591
-
 using System;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Model.Activity;
 using MediaBrowser.Model.Events;
 using MediaBrowser.Model.Querying;
-using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Activity
 {
+    /// <summary>
+    /// The activity log manager.
+    /// </summary>
     public class ActivityManager : IActivityManager
     {
         private readonly IActivityRepository _repo;
         private readonly IUserManager _userManager;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityManager"/> class.
+        /// </summary>
+        /// <param name="repo">The activity repository.</param>
+        /// <param name="userManager">The user manager.</param>
         public ActivityManager(IActivityRepository repo, IUserManager userManager)
         {
             _repo = repo;
             _userManager = userManager;
         }
 
+        /// <inheritdoc />
         public event EventHandler<GenericEventArgs<ActivityLogEntry>> EntryCreated;
 
         public void Create(ActivityLogEntry entry)
@@ -31,6 +37,7 @@ namespace Emby.Server.Implementations.Activity
             EntryCreated?.Invoke(this, new GenericEventArgs<ActivityLogEntry>(entry));
         }
 
+        /// <inheritdoc />
         public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit)
         {
             var result = _repo.GetActivityLogEntries(minDate, hasUserId, startIndex, limit);
@@ -54,6 +61,7 @@ namespace Emby.Server.Implementations.Activity
             return result;
         }
 
+        /// <inheritdoc />
         public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, int? startIndex, int? limit)
         {
             return GetActivityLogEntries(minDate, null, startIndex, limit);
diff --git a/Emby.Server.Implementations/Activity/ActivityRepository.cs b/Emby.Server.Implementations/Activity/ActivityRepository.cs
index 26fc229f73..22796ba3f8 100644
--- a/Emby.Server.Implementations/Activity/ActivityRepository.cs
+++ b/Emby.Server.Implementations/Activity/ActivityRepository.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Collections.Generic;
 using System.Globalization;
@@ -15,12 +13,21 @@ using SQLitePCL.pretty;
 
 namespace Emby.Server.Implementations.Activity
 {
+    /// <summary>
+    /// The activity log repository.
+    /// </summary>
     public class ActivityRepository : BaseSqliteRepository, IActivityRepository
     {
         private const string BaseActivitySelectText = "select Id, Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity from ActivityLog";
 
         private readonly IFileSystem _fileSystem;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ActivityRepository"/> class.
+        /// </summary>
+        /// <param name="logger">The logger.</param>
+        /// <param name="appPaths">The server application paths.</param>
+        /// <param name="fileSystem">The filesystem.</param>
         public ActivityRepository(ILogger<ActivityRepository> logger, IServerApplicationPaths appPaths, IFileSystem fileSystem)
             : base(logger)
         {
@@ -28,6 +35,9 @@ namespace Emby.Server.Implementations.Activity
             _fileSystem = fileSystem;
         }
 
+        /// <summary>
+        /// Initializes the <see cref="ActivityRepository"/>.
+        /// </summary>
         public void Initialize()
         {
             try
@@ -46,16 +56,14 @@ namespace Emby.Server.Implementations.Activity
 
         private void InitializeInternal()
         {
-            using (var connection = GetConnection())
+            using var connection = GetConnection();
+            connection.RunQueries(new[]
             {
-                connection.RunQueries(new[]
-                {
-                    "create table if not exists ActivityLog (Id INTEGER PRIMARY KEY, Name TEXT NOT NULL, Overview TEXT, ShortOverview TEXT, Type TEXT NOT NULL, ItemId TEXT, UserId TEXT, DateCreated DATETIME NOT NULL, LogSeverity TEXT NOT NULL)",
-                    "drop index if exists idx_ActivityLogEntries"
-                });
+                "create table if not exists ActivityLog (Id INTEGER PRIMARY KEY, Name TEXT NOT NULL, Overview TEXT, ShortOverview TEXT, Type TEXT NOT NULL, ItemId TEXT, UserId TEXT, DateCreated DATETIME NOT NULL, LogSeverity TEXT NOT NULL)",
+                "drop index if exists idx_ActivityLogEntries"
+            });
 
-                TryMigrate(connection);
-            }
+            TryMigrate(connection);
         }
 
         private void TryMigrate(ManagedConnection connection)
@@ -77,6 +85,7 @@ namespace Emby.Server.Implementations.Activity
             }
         }
 
+        /// <inheritdoc />
         public void Create(ActivityLogEntry entry)
         {
             if (entry == null)
@@ -84,39 +93,38 @@ namespace Emby.Server.Implementations.Activity
                 throw new ArgumentNullException(nameof(entry));
             }
 
-            using (var connection = GetConnection())
+            using var connection = GetConnection();
+            connection.RunInTransaction(db =>
             {
-                connection.RunInTransaction(
-                    db =>
-                    {
-                        using (var statement = db.PrepareStatement("insert into ActivityLog (Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity) values (@Name, @Overview, @ShortOverview, @Type, @ItemId, @UserId, @DateCreated, @LogSeverity)"))
-                        {
-                            statement.TryBind("@Name", entry.Name);
+                using var statement = db.PrepareStatement("insert into ActivityLog (Name, Overview, ShortOverview, Type, ItemId, UserId, DateCreated, LogSeverity) values (@Name, @Overview, @ShortOverview, @Type, @ItemId, @UserId, @DateCreated, @LogSeverity)");
+                statement.TryBind("@Name", entry.Name);
 
-                            statement.TryBind("@Overview", entry.Overview);
-                            statement.TryBind("@ShortOverview", entry.ShortOverview);
-                            statement.TryBind("@Type", entry.Type);
-                            statement.TryBind("@ItemId", entry.ItemId);
+                statement.TryBind("@Overview", entry.Overview);
+                statement.TryBind("@ShortOverview", entry.ShortOverview);
+                statement.TryBind("@Type", entry.Type);
+                statement.TryBind("@ItemId", entry.ItemId);
 
-                            if (entry.UserId.Equals(Guid.Empty))
-                            {
-                                statement.TryBindNull("@UserId");
-                            }
-                            else
-                            {
-                                statement.TryBind("@UserId", entry.UserId.ToString("N", CultureInfo.InvariantCulture));
-                            }
+                if (entry.UserId.Equals(Guid.Empty))
+                {
+                    statement.TryBindNull("@UserId");
+                }
+                else
+                {
+                    statement.TryBind("@UserId", entry.UserId.ToString("N", CultureInfo.InvariantCulture));
+                }
 
-                            statement.TryBind("@DateCreated", entry.Date.ToDateTimeParamValue());
-                            statement.TryBind("@LogSeverity", entry.Severity.ToString());
+                statement.TryBind("@DateCreated", entry.Date.ToDateTimeParamValue());
+                statement.TryBind("@LogSeverity", entry.Severity.ToString());
 
-                            statement.MoveNext();
-                        }
-                    },
-                    TransactionMode);
-            }
+                statement.MoveNext();
+            }, TransactionMode);
         }
 
+        /// <summary>
+        /// Adds the provided <see cref="ActivityLogEntry"/> to this repository.
+        /// </summary>
+        /// <param name="entry">The activity log entry.</param>
+        /// <exception cref="ArgumentNullException">If entry is null.</exception>
         public void Update(ActivityLogEntry entry)
         {
             if (entry == null)
@@ -124,40 +132,35 @@ namespace Emby.Server.Implementations.Activity
                 throw new ArgumentNullException(nameof(entry));
             }
 
-            using (var connection = GetConnection())
+            using var connection = GetConnection();
+            connection.RunInTransaction(db =>
             {
-                connection.RunInTransaction(
-                    db =>
-                    {
-                        using (var statement = db.PrepareStatement("Update ActivityLog set Name=@Name,Overview=@Overview,ShortOverview=@ShortOverview,Type=@Type,ItemId=@ItemId,UserId=@UserId,DateCreated=@DateCreated,LogSeverity=@LogSeverity where Id=@Id"))
-                        {
-                            statement.TryBind("@Id", entry.Id);
+                using var statement = db.PrepareStatement("Update ActivityLog set Name=@Name,Overview=@Overview,ShortOverview=@ShortOverview,Type=@Type,ItemId=@ItemId,UserId=@UserId,DateCreated=@DateCreated,LogSeverity=@LogSeverity where Id=@Id");
+                statement.TryBind("@Id", entry.Id);
 
-                            statement.TryBind("@Name", entry.Name);
-                            statement.TryBind("@Overview", entry.Overview);
-                            statement.TryBind("@ShortOverview", entry.ShortOverview);
-                            statement.TryBind("@Type", entry.Type);
-                            statement.TryBind("@ItemId", entry.ItemId);
+                statement.TryBind("@Name", entry.Name);
+                statement.TryBind("@Overview", entry.Overview);
+                statement.TryBind("@ShortOverview", entry.ShortOverview);
+                statement.TryBind("@Type", entry.Type);
+                statement.TryBind("@ItemId", entry.ItemId);
 
-                            if (entry.UserId.Equals(Guid.Empty))
-                            {
-                                statement.TryBindNull("@UserId");
-                            }
-                            else
-                            {
-                                statement.TryBind("@UserId", entry.UserId.ToString("N", CultureInfo.InvariantCulture));
-                            }
+                if (entry.UserId.Equals(Guid.Empty))
+                {
+                    statement.TryBindNull("@UserId");
+                }
+                else
+                {
+                    statement.TryBind("@UserId", entry.UserId.ToString("N", CultureInfo.InvariantCulture));
+                }
 
-                            statement.TryBind("@DateCreated", entry.Date.ToDateTimeParamValue());
-                            statement.TryBind("@LogSeverity", entry.Severity.ToString());
+                statement.TryBind("@DateCreated", entry.Date.ToDateTimeParamValue());
+                statement.TryBind("@LogSeverity", entry.Severity.ToString());
 
-                            statement.MoveNext();
-                        }
-                    },
-                    TransactionMode);
-            }
+                statement.MoveNext();
+            }, TransactionMode);
         }
 
+        /// <inheritdoc />
         public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, bool? hasUserId, int? startIndex, int? limit)
         {
             var commandText = BaseActivitySelectText;
@@ -170,14 +173,7 @@ namespace Emby.Server.Implementations.Activity
 
             if (hasUserId.HasValue)
             {
-                if (hasUserId.Value)
-                {
-                    whereClauses.Add("UserId not null");
-                }
-                else
-                {
-                    whereClauses.Add("UserId is null");
-                }
+                whereClauses.Add(hasUserId.Value ? "UserId not null" : "UserId is null");
             }
 
             var whereTextWithoutPaging = whereClauses.Count == 0 ?
@@ -220,38 +216,33 @@ namespace Emby.Server.Implementations.Activity
             var list = new List<ActivityLogEntry>();
             var result = new QueryResult<ActivityLogEntry>();
 
-            using (var connection = GetConnection(true))
-            {
-                connection.RunInTransaction(
-                    db =>
+            using var connection = GetConnection(true);
+            connection.RunInTransaction(
+                db =>
+                {
+                    var statements = PrepareAll(db, statementTexts).ToList();
+
+                    using (var statement = statements[0])
                     {
-                        var statements = PrepareAll(db, statementTexts).ToList();
-
-                        using (var statement = statements[0])
+                        if (minDate.HasValue)
                         {
-                            if (minDate.HasValue)
-                            {
-                                statement.TryBind("@DateCreated", minDate.Value.ToDateTimeParamValue());
-                            }
-
-                            foreach (var row in statement.ExecuteQuery())
-                            {
-                                list.Add(GetEntry(row));
-                            }
+                            statement.TryBind("@DateCreated", minDate.Value.ToDateTimeParamValue());
                         }
 
-                        using (var statement = statements[1])
-                        {
-                            if (minDate.HasValue)
-                            {
-                                statement.TryBind("@DateCreated", minDate.Value.ToDateTimeParamValue());
-                            }
+                        list.AddRange(statement.ExecuteQuery().Select(GetEntry));
+                    }
 
-                            result.TotalRecordCount = statement.ExecuteQuery().SelectScalarInt().First();
+                    using (var statement = statements[1])
+                    {
+                        if (minDate.HasValue)
+                        {
+                            statement.TryBind("@DateCreated", minDate.Value.ToDateTimeParamValue());
                         }
-                    },
-                    ReadTransactionMode);
-            }
+
+                        result.TotalRecordCount = statement.ExecuteQuery().SelectScalarInt().First();
+                    }
+                },
+                ReadTransactionMode);
 
             result.Items = list;
             return result;
diff --git a/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs b/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs
index bc47817438..2adc1d6c34 100644
--- a/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs
+++ b/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs
@@ -15,6 +15,11 @@ namespace Emby.Server.Implementations.AppBase
         /// <summary>
         /// Initializes a new instance of the <see cref="BaseApplicationPaths"/> class.
         /// </summary>
+        /// <param name="programDataPath">The program data path.</param>
+        /// <param name="logDirectoryPath">The log directory path.</param>
+        /// <param name="configurationDirectoryPath">The configuration directory path.</param>
+        /// <param name="cacheDirectoryPath">The cache directory path.</param>
+        /// <param name="webDirectoryPath">The web directory path.</param>
         protected BaseApplicationPaths(
             string programDataPath,
             string logDirectoryPath,
diff --git a/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs b/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs
index 854d7b4cbf..0b681fddfc 100644
--- a/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs
+++ b/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs
@@ -36,24 +36,22 @@ namespace Emby.Server.Implementations.AppBase
                 configuration = Activator.CreateInstance(type);
             }
 
-            using (var stream = new MemoryStream())
+            using var stream = new MemoryStream();
+            xmlSerializer.SerializeToStream(configuration, stream);
+
+            // Take the object we just got and serialize it back to bytes
+            var newBytes = stream.ToArray();
+
+            // If the file didn't exist before, or if something has changed, re-save
+            if (buffer == null || !buffer.SequenceEqual(newBytes))
             {
-                xmlSerializer.SerializeToStream(configuration, stream);
+                Directory.CreateDirectory(Path.GetDirectoryName(path));
 
-                // Take the object we just got and serialize it back to bytes
-                var newBytes = stream.ToArray();
-
-                // If the file didn't exist before, or if something has changed, re-save
-                if (buffer == null || !buffer.SequenceEqual(newBytes))
-                {
-                    Directory.CreateDirectory(Path.GetDirectoryName(path));
-
-                    // Save it after load in case we got new items
-                    File.WriteAllBytes(path, newBytes);
-                }
-
-                return configuration;
+                // Save it after load in case we got new items
+                File.WriteAllBytes(path, newBytes);
             }
+
+            return configuration;
         }
     }
 }
diff --git a/Emby.Server.Implementations/Archiving/ZipClient.cs b/Emby.Server.Implementations/Archiving/ZipClient.cs
index e01495e192..591ae547d6 100644
--- a/Emby.Server.Implementations/Archiving/ZipClient.cs
+++ b/Emby.Server.Implementations/Archiving/ZipClient.cs
@@ -22,10 +22,8 @@ namespace Emby.Server.Implementations.Archiving
         /// <param name="overwriteExistingFiles">if set to <c>true</c> [overwrite existing files].</param>
         public void ExtractAll(string sourceFile, string targetPath, bool overwriteExistingFiles)
         {
-            using (var fileStream = File.OpenRead(sourceFile))
-            {
-                ExtractAll(fileStream, targetPath, overwriteExistingFiles);
-            }
+            using var fileStream = File.OpenRead(sourceFile);
+            ExtractAll(fileStream, targetPath, overwriteExistingFiles);
         }
 
         /// <summary>
@@ -36,70 +34,61 @@ namespace Emby.Server.Implementations.Archiving
         /// <param name="overwriteExistingFiles">if set to <c>true</c> [overwrite existing files].</param>
         public void ExtractAll(Stream source, string targetPath, bool overwriteExistingFiles)
         {
-            using (var reader = ReaderFactory.Open(source))
+            using var reader = ReaderFactory.Open(source);
+            var options = new ExtractionOptions
             {
-                var options = new ExtractionOptions();
-                options.ExtractFullPath = true;
+                ExtractFullPath = true
+            };
 
-                if (overwriteExistingFiles)
-                {
-                    options.Overwrite = true;
-                }
-
-                reader.WriteAllToDirectory(targetPath, options);
+            if (overwriteExistingFiles)
+            {
+                options.Overwrite = true;
             }
+
+            reader.WriteAllToDirectory(targetPath, options);
         }
 
         /// <inheritdoc />
         public void ExtractAllFromZip(Stream source, string targetPath, bool overwriteExistingFiles)
         {
-            using (var reader = ZipReader.Open(source))
+            using var reader = ZipReader.Open(source);
+            var options = new ExtractionOptions
             {
-                var options = new ExtractionOptions();
-                options.ExtractFullPath = true;
+                ExtractFullPath = true,
+                Overwrite = overwriteExistingFiles
+            };
 
-                if (overwriteExistingFiles)
-                {
-                    options.Overwrite = true;
-                }
-
-                reader.WriteAllToDirectory(targetPath, options);
-            }
+            reader.WriteAllToDirectory(targetPath, options);
         }
 
         /// <inheritdoc />
         public void ExtractAllFromGz(Stream source, string targetPath, bool overwriteExistingFiles)
         {
-            using (var reader = GZipReader.Open(source))
+            using var reader = GZipReader.Open(source);
+            var options = new ExtractionOptions
             {
-                var options = new ExtractionOptions();
-                options.ExtractFullPath = true;
+                ExtractFullPath = true,
+                Overwrite = overwriteExistingFiles
+            };
 
-                if (overwriteExistingFiles)
-                {
-                    options.Overwrite = true;
-                }
-
-                reader.WriteAllToDirectory(targetPath, options);
-            }
+            reader.WriteAllToDirectory(targetPath, options);
         }
 
         /// <inheritdoc />
         public void ExtractFirstFileFromGz(Stream source, string targetPath, string defaultFileName)
         {
-            using (var reader = GZipReader.Open(source))
+            using var reader = GZipReader.Open(source);
+            if (reader.MoveToNextEntry())
             {
-                if (reader.MoveToNextEntry())
-                {
-                    var entry = reader.Entry;
+                var entry = reader.Entry;
 
-                    var filename = entry.Key;
-                    if (string.IsNullOrWhiteSpace(filename))
-                    {
-                        filename = defaultFileName;
-                    }
-                    reader.WriteEntryToFile(Path.Combine(targetPath, filename));
+                var filename = entry.Key;
+                if (string.IsNullOrWhiteSpace(filename))
+                {
+                    filename = defaultFileName;
                 }
+
+                reader.WriteEntryToFile(Path.Combine(targetPath, filename));
             }
         }
 
@@ -111,10 +100,8 @@ namespace Emby.Server.Implementations.Archiving
         /// <param name="overwriteExistingFiles">if set to <c>true</c> [overwrite existing files].</param>
         public void ExtractAllFrom7z(string sourceFile, string targetPath, bool overwriteExistingFiles)
         {
-            using (var fileStream = File.OpenRead(sourceFile))
-            {
-                ExtractAllFrom7z(fileStream, targetPath, overwriteExistingFiles);
-            }
+            using var fileStream = File.OpenRead(sourceFile);
+            ExtractAllFrom7z(fileStream, targetPath, overwriteExistingFiles);
         }
 
         /// <summary>
@@ -125,21 +112,15 @@ namespace Emby.Server.Implementations.Archiving
         /// <param name="overwriteExistingFiles">if set to <c>true</c> [overwrite existing files].</param>
         public void ExtractAllFrom7z(Stream source, string targetPath, bool overwriteExistingFiles)
         {
-            using (var archive = SevenZipArchive.Open(source))
+            using var archive = SevenZipArchive.Open(source);
+            using var reader = archive.ExtractAllEntries();
+            var options = new ExtractionOptions
             {
-                using (var reader = archive.ExtractAllEntries())
-                {
-                    var options = new ExtractionOptions();
-                    options.ExtractFullPath = true;
+                ExtractFullPath = true,
+                Overwrite = overwriteExistingFiles
+            };
 
-                    if (overwriteExistingFiles)
-                    {
-                        options.Overwrite = true;
-                    }
-
-                    reader.WriteAllToDirectory(targetPath, options);
-                }
-            }
+            reader.WriteAllToDirectory(targetPath, options);
         }
 
         /// <summary>
@@ -150,10 +131,8 @@ namespace Emby.Server.Implementations.Archiving
         /// <param name="overwriteExistingFiles">if set to <c>true</c> [overwrite existing files].</param>
         public void ExtractAllFromTar(string sourceFile, string targetPath, bool overwriteExistingFiles)
         {
-            using (var fileStream = File.OpenRead(sourceFile))
-            {
-                ExtractAllFromTar(fileStream, targetPath, overwriteExistingFiles);
-            }
+            using var fileStream = File.OpenRead(sourceFile);
+            ExtractAllFromTar(fileStream, targetPath, overwriteExistingFiles);
         }
 
         /// <summary>
@@ -164,21 +143,15 @@ namespace Emby.Server.Implementations.Archiving
         /// <param name="overwriteExistingFiles">if set to <c>true</c> [overwrite existing files].</param>
         public void ExtractAllFromTar(Stream source, string targetPath, bool overwriteExistingFiles)
         {
-            using (var archive = TarArchive.Open(source))
+            using var archive = TarArchive.Open(source);
+            using var reader = archive.ExtractAllEntries();
+            var options = new ExtractionOptions
             {
-                using (var reader = archive.ExtractAllEntries())
-                {
-                    var options = new ExtractionOptions();
-                    options.ExtractFullPath = true;
+                ExtractFullPath = true,
+                Overwrite = overwriteExistingFiles
+            };
 
-                    if (overwriteExistingFiles)
-                    {
-                        options.Overwrite = true;
-                    }
-
-                    reader.WriteAllToDirectory(targetPath, options);
-                }
-            }
+            reader.WriteAllToDirectory(targetPath, options);
         }
     }
 }
diff --git a/Emby.Server.Implementations/Branding/BrandingConfigurationFactory.cs b/Emby.Server.Implementations/Branding/BrandingConfigurationFactory.cs
index 93000ae127..7ae26bd8b4 100644
--- a/Emby.Server.Implementations/Branding/BrandingConfigurationFactory.cs
+++ b/Emby.Server.Implementations/Branding/BrandingConfigurationFactory.cs
@@ -1,13 +1,15 @@
-#pragma warning disable CS1591
-
 using System.Collections.Generic;
 using MediaBrowser.Common.Configuration;
 using MediaBrowser.Model.Branding;
 
 namespace Emby.Server.Implementations.Branding
 {
+    /// <summary>
+    /// A configuration factory for <see cref="BrandingOptions"/>.
+    /// </summary>
     public class BrandingConfigurationFactory : IConfigurationFactory
     {
+        /// <inheritdoc />
         public IEnumerable<ConfigurationStore> GetConfigurations()
         {
             return new[]
diff --git a/Emby.Server.Implementations/Channels/ChannelDynamicMediaSourceProvider.cs b/Emby.Server.Implementations/Channels/ChannelDynamicMediaSourceProvider.cs
index 6016fed079..3e149cc82c 100644
--- a/Emby.Server.Implementations/Channels/ChannelDynamicMediaSourceProvider.cs
+++ b/Emby.Server.Implementations/Channels/ChannelDynamicMediaSourceProvider.cs
@@ -1,7 +1,6 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Controller.Channels;
@@ -11,6 +10,9 @@ using MediaBrowser.Model.Dto;
 
 namespace Emby.Server.Implementations.Channels
 {
+    /// <summary>
+    /// A media source provider for channels.
+    /// </summary>
     public class ChannelDynamicMediaSourceProvider : IMediaSourceProvider
     {
         private readonly ChannelManager _channelManager;
@@ -27,12 +29,9 @@ namespace Emby.Server.Implementations.Channels
         /// <inheritdoc />
         public Task<IEnumerable<MediaSourceInfo>> GetMediaSources(BaseItem item, CancellationToken cancellationToken)
         {
-            if (item.SourceType == SourceType.Channel)
-            {
-                return _channelManager.GetDynamicMediaSources(item, cancellationToken);
-            }
-
-            return Task.FromResult<IEnumerable<MediaSourceInfo>>(new List<MediaSourceInfo>());
+            return item.SourceType == SourceType.Channel
+                ? _channelManager.GetDynamicMediaSources(item, cancellationToken)
+                : Task.FromResult(Enumerable.Empty<MediaSourceInfo>());
         }
 
         /// <inheritdoc />
diff --git a/Emby.Server.Implementations/Channels/ChannelImageProvider.cs b/Emby.Server.Implementations/Channels/ChannelImageProvider.cs
index cf56a5faef..25cbfcf146 100644
--- a/Emby.Server.Implementations/Channels/ChannelImageProvider.cs
+++ b/Emby.Server.Implementations/Channels/ChannelImageProvider.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
@@ -11,22 +9,32 @@ using MediaBrowser.Model.Entities;
 
 namespace Emby.Server.Implementations.Channels
 {
+    /// <summary>
+    /// An image provider for channels.
+    /// </summary>
     public class ChannelImageProvider : IDynamicImageProvider, IHasItemChangeMonitor
     {
         private readonly IChannelManager _channelManager;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChannelImageProvider"/> class.
+        /// </summary>
+        /// <param name="channelManager">The channel manager.</param>
         public ChannelImageProvider(IChannelManager channelManager)
         {
             _channelManager = channelManager;
         }
 
+        /// <inheritdoc />
         public string Name => "Channel Image Provider";
 
+        /// <inheritdoc />
         public IEnumerable<ImageType> GetSupportedImages(BaseItem item)
         {
             return GetChannel(item).GetSupportedChannelImages();
         }
 
+        /// <inheritdoc />
         public Task<DynamicImageResponse> GetImage(BaseItem item, ImageType type, CancellationToken cancellationToken)
         {
             var channel = GetChannel(item);
@@ -34,6 +42,7 @@ namespace Emby.Server.Implementations.Channels
             return channel.GetChannelImage(type, cancellationToken);
         }
 
+        /// <inheritdoc />
         public bool Supports(BaseItem item)
         {
             return item is Channel;
@@ -46,6 +55,7 @@ namespace Emby.Server.Implementations.Channels
             return ((ChannelManager)_channelManager).GetChannelProvider(channel);
         }
 
+        /// <inheritdoc />
         public bool HasChanged(BaseItem item, IDirectoryService directoryService)
         {
             return GetSupportedImages(item).Any(i => !item.HasImage(i));
diff --git a/Emby.Server.Implementations/Channels/ChannelManager.cs b/Emby.Server.Implementations/Channels/ChannelManager.cs
index 8502af97a9..138832fb86 100644
--- a/Emby.Server.Implementations/Channels/ChannelManager.cs
+++ b/Emby.Server.Implementations/Channels/ChannelManager.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
@@ -29,6 +27,9 @@ using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Channels
 {
+    /// <summary>
+    /// The LiveTV channel manager.
+    /// </summary>
     public class ChannelManager : IChannelManager
     {
         private readonly IUserManager _userManager;
@@ -45,7 +46,19 @@ namespace Emby.Server.Implementations.Channels
             new ConcurrentDictionary<string, Tuple<DateTime, List<MediaSourceInfo>>>();
 
         private readonly SemaphoreSlim _resourcePool = new SemaphoreSlim(1, 1);
-
+        
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChannelManager"/> class.
+        /// </summary>
+        /// <param name="userManager">The user manager.</param>
+        /// <param name="dtoService">The dto service.</param>
+        /// <param name="libraryManager">The library manager.</param>
+        /// <param name="loggerFactory">The logger factory.</param>
+        /// <param name="config">The server configuration manager.</param>
+        /// <param name="fileSystem">The filesystem.</param>
+        /// <param name="userDataManager">The user data manager.</param>
+        /// <param name="jsonSerializer">The JSON serializer.</param>
+        /// <param name="providerManager">The provider manager.</param>
         public ChannelManager(
             IUserManager userManager,
             IDtoService dtoService,
@@ -72,11 +85,13 @@ namespace Emby.Server.Implementations.Channels
 
         private static TimeSpan CacheLength => TimeSpan.FromHours(3);
 
+        /// <inheritdoc />
         public void AddParts(IEnumerable<IChannel> channels)
         {
             Channels = channels.ToArray();
         }
 
+        /// <inheritdoc />
         public bool EnableMediaSourceDisplay(BaseItem item)
         {
             var internalChannel = _libraryManager.GetItemById(item.ChannelId);
@@ -85,6 +100,7 @@ namespace Emby.Server.Implementations.Channels
             return !(channel is IDisableMediaSourceDisplay);
         }
 
+        /// <inheritdoc />
         public bool CanDelete(BaseItem item)
         {
             var internalChannel = _libraryManager.GetItemById(item.ChannelId);
@@ -93,6 +109,7 @@ namespace Emby.Server.Implementations.Channels
             return channel is ISupportsDelete supportsDelete && supportsDelete.CanDelete(item);
         }
 
+        /// <inheritdoc />
         public bool EnableMediaProbe(BaseItem item)
         {
             var internalChannel = _libraryManager.GetItemById(item.ChannelId);
@@ -101,6 +118,7 @@ namespace Emby.Server.Implementations.Channels
             return channel is ISupportsMediaProbe;
         }
 
+        /// <inheritdoc />
         public Task DeleteItem(BaseItem item)
         {
             var internalChannel = _libraryManager.GetItemById(item.ChannelId);
@@ -127,11 +145,16 @@ namespace Emby.Server.Implementations.Channels
                 .OrderBy(i => i.Name);
         }
 
+        /// <summary>
+        /// Get the installed channel IDs.
+        /// </summary>
+        /// <returns>An <see cref="IEnumerable{T}"/> containing installed channel IDs.</returns>
         public IEnumerable<Guid> GetInstalledChannelIds()
         {
             return GetAllChannels().Select(i => GetInternalChannelId(i.Name));
         }
 
+        /// <inheritdoc />
         public QueryResult<Channel> GetChannelsInternal(ChannelQuery query)
         {
             var user = query.UserId.Equals(Guid.Empty)
@@ -249,6 +272,7 @@ namespace Emby.Server.Implementations.Channels
             };
         }
 
+        /// <inheritdoc />
         public QueryResult<BaseItemDto> GetChannels(ChannelQuery query)
         {
             var user = query.UserId.Equals(Guid.Empty)
@@ -271,6 +295,12 @@ namespace Emby.Server.Implementations.Channels
             return result;
         }
 
+        /// <summary>
+        /// Refreshes the associated channels.
+        /// </summary>
+        /// <param name="progress">The progress.</param>
+        /// <param name="cancellationToken">A cancellation token that can be used to cancel the operation.</param>
+        /// <returns>The completed task.</returns>
         public async Task RefreshChannels(IProgress<double> progress, CancellationToken cancellationToken)
         {
             var allChannelsList = GetAllChannels().ToList();
@@ -304,14 +334,7 @@ namespace Emby.Server.Implementations.Channels
 
         private Channel GetChannelEntity(IChannel channel)
         {
-            var item = GetChannel(GetInternalChannelId(channel.Name));
-
-            if (item == null)
-            {
-                item = GetChannel(channel, CancellationToken.None).Result;
-            }
-
-            return item;
+            return GetChannel(GetInternalChannelId(channel.Name)) ?? GetChannel(channel, CancellationToken.None).Result;
         }
 
         private List<MediaSourceInfo> GetSavedMediaSources(BaseItem item)
@@ -350,6 +373,7 @@ namespace Emby.Server.Implementations.Channels
             _jsonSerializer.SerializeToFile(mediaSources, path);
         }
 
+        /// <inheritdoc />
         public IEnumerable<MediaSourceInfo> GetStaticMediaSources(BaseItem item, CancellationToken cancellationToken)
         {
             IEnumerable<MediaSourceInfo> results = GetSavedMediaSources(item);
@@ -359,6 +383,12 @@ namespace Emby.Server.Implementations.Channels
                 .ToList();
         }
 
+        /// <summary>
+        /// Gets the dynamic media sources based on the provided item.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="cancellationToken">A cancellation token that can be used to cancel the operation.</param>
+        /// <returns>The task representing the operation to get the media sources.</returns>
         public async Task<IEnumerable<MediaSourceInfo>> GetDynamicMediaSources(BaseItem item, CancellationToken cancellationToken)
         {
             var channel = GetChannel(item.ChannelId);
@@ -403,7 +433,7 @@ namespace Emby.Server.Implementations.Channels
 
         private static MediaSourceInfo NormalizeMediaSource(BaseItem item, MediaSourceInfo info)
         {
-            info.RunTimeTicks = info.RunTimeTicks ?? item.RunTimeTicks;
+            info.RunTimeTicks ??= item.RunTimeTicks;
 
             return info;
         }
@@ -481,31 +511,33 @@ namespace Emby.Server.Implementations.Channels
 
         private static string GetOfficialRating(ChannelParentalRating rating)
         {
-            switch (rating)
+            return rating switch
             {
-                case ChannelParentalRating.Adult:
-                    return "XXX";
-                case ChannelParentalRating.UsR:
-                    return "R";
-                case ChannelParentalRating.UsPG13:
-                    return "PG-13";
-                case ChannelParentalRating.UsPG:
-                    return "PG";
-                default:
-                    return null;
-            }
+                ChannelParentalRating.Adult => "XXX",
+                ChannelParentalRating.UsR => "R",
+                ChannelParentalRating.UsPG13 => "PG-13",
+                ChannelParentalRating.UsPG => "PG",
+                _ => null
+            };
         }
 
+        /// <summary>
+        /// Gets a channel with the provided Guid.
+        /// </summary>
+        /// <param name="id">The Guid.</param>
+        /// <returns>The corresponding channel.</returns>
         public Channel GetChannel(Guid id)
         {
             return _libraryManager.GetItemById(id) as Channel;
         }
 
+        /// <inheritdoc />
         public Channel GetChannel(string id)
         {
             return _libraryManager.GetItemById(id) as Channel;
         }
 
+        /// <inheritdoc />
         public ChannelFeatures[] GetAllChannelFeatures()
         {
             return _libraryManager.GetItemIds(
@@ -516,6 +548,7 @@ namespace Emby.Server.Implementations.Channels
                 }).Select(i => GetChannelFeatures(i.ToString("N", CultureInfo.InvariantCulture))).ToArray();
         }
 
+        /// <inheritdoc />
         public ChannelFeatures GetChannelFeatures(string id)
         {
             if (string.IsNullOrEmpty(id))
@@ -529,6 +562,11 @@ namespace Emby.Server.Implementations.Channels
             return GetChannelFeaturesDto(channel, channelProvider, channelProvider.GetChannelFeatures());
         }
 
+        /// <summary>
+        /// Checks whether the provided Guid supports external transfer.
+        /// </summary>
+        /// <param name="channelId">The Guid.</param>
+        /// <returns>Whether or not the provided Guid supports external transfer.</returns>
         public bool SupportsExternalTransfer(Guid channelId)
         {
             var channelProvider = GetChannelProvider(channelId);
@@ -536,6 +574,13 @@ namespace Emby.Server.Implementations.Channels
             return channelProvider.GetChannelFeatures().SupportsContentDownloading;
         }
 
+        /// <summary>
+        /// Gets the provided channel's supported features.
+        /// </summary>
+        /// <param name="channel">The channel.</param>
+        /// <param name="provider">The provider.</param>
+        /// <param name="features">The features.</param>
+        /// <returns>The supported features.</returns>
         public ChannelFeatures GetChannelFeaturesDto(
             Channel channel,
             IChannel provider,
@@ -570,6 +615,7 @@ namespace Emby.Server.Implementations.Channels
             return _libraryManager.GetNewItemId("Channel " + name, typeof(Channel));
         }
 
+        /// <inheritdoc />
         public async Task<QueryResult<BaseItemDto>> GetLatestChannelItems(InternalItemsQuery query, CancellationToken cancellationToken)
         {
             var internalResult = await GetLatestChannelItemsInternal(query, cancellationToken).ConfigureAwait(false);
@@ -588,6 +634,7 @@ namespace Emby.Server.Implementations.Channels
             return result;
         }
 
+        /// <inheritdoc />
         public async Task<QueryResult<BaseItem>> GetLatestChannelItemsInternal(InternalItemsQuery query, CancellationToken cancellationToken)
         {
             var channels = GetAllChannels().Where(i => i is ISupportsLatestMedia).ToArray();
@@ -666,6 +713,7 @@ namespace Emby.Server.Implementations.Channels
             }
         }
 
+        /// <inheritdoc />
         public async Task<QueryResult<BaseItem>> GetChannelItemsInternal(InternalItemsQuery query, IProgress<double> progress, CancellationToken cancellationToken)
         {
             // Get the internal channel entity
@@ -727,6 +775,7 @@ namespace Emby.Server.Implementations.Channels
             return _libraryManager.GetItemsResult(query);
         }
 
+        /// <inheritdoc />
         public async Task<QueryResult<BaseItemDto>> GetChannelItems(InternalItemsQuery query, CancellationToken cancellationToken)
         {
             var internalResult = await GetChannelItemsInternal(query, new SimpleProgress<double>(), cancellationToken).ConfigureAwait(false);
@@ -796,7 +845,7 @@ namespace Emby.Server.Implementations.Channels
 
                 var query = new InternalChannelItemQuery
                 {
-                    UserId = user == null ? Guid.Empty : user.Id,
+                    UserId = user?.Id ?? Guid.Empty,
                     SortBy = sortField,
                     SortDescending = sortDescending,
                     FolderId = externalFolderId
@@ -923,60 +972,32 @@ namespace Emby.Server.Implementations.Channels
 
             if (info.Type == ChannelItemType.Folder)
             {
-                if (info.FolderType == ChannelFolderType.MusicAlbum)
+                item = info.FolderType switch
                 {
-                    item = GetItemById<MusicAlbum>(info.Id, channelProvider.Name, out isNew);
-                }
-                else if (info.FolderType == ChannelFolderType.MusicArtist)
-                {
-                    item = GetItemById<MusicArtist>(info.Id, channelProvider.Name, out isNew);
-                }
-                else if (info.FolderType == ChannelFolderType.PhotoAlbum)
-                {
-                    item = GetItemById<PhotoAlbum>(info.Id, channelProvider.Name, out isNew);
-                }
-                else if (info.FolderType == ChannelFolderType.Series)
-                {
-                    item = GetItemById<Series>(info.Id, channelProvider.Name, out isNew);
-                }
-                else if (info.FolderType == ChannelFolderType.Season)
-                {
-                    item = GetItemById<Season>(info.Id, channelProvider.Name, out isNew);
-                }
-                else
-                {
-                    item = GetItemById<Folder>(info.Id, channelProvider.Name, out isNew);
-                }
+                    ChannelFolderType.MusicAlbum => GetItemById<MusicAlbum>(info.Id, channelProvider.Name, out isNew),
+                    ChannelFolderType.MusicArtist => GetItemById<MusicArtist>(info.Id, channelProvider.Name, out isNew),
+                    ChannelFolderType.PhotoAlbum => GetItemById<PhotoAlbum>(info.Id, channelProvider.Name, out isNew),
+                    ChannelFolderType.Series => GetItemById<Series>(info.Id, channelProvider.Name, out isNew),
+                    ChannelFolderType.Season => GetItemById<Season>(info.Id, channelProvider.Name, out isNew),
+                    _ => GetItemById<Folder>(info.Id, channelProvider.Name, out isNew)
+                };
             }
             else if (info.MediaType == ChannelMediaType.Audio)
             {
-                if (info.ContentType == ChannelMediaContentType.Podcast)
-                {
-                    item = GetItemById<AudioBook>(info.Id, channelProvider.Name, out isNew);
-                }
-                else
-                {
-                    item = GetItemById<Audio>(info.Id, channelProvider.Name, out isNew);
-                }
+                item = info.ContentType == ChannelMediaContentType.Podcast
+                    ? GetItemById<AudioBook>(info.Id, channelProvider.Name, out isNew)
+                    : GetItemById<Audio>(info.Id, channelProvider.Name, out isNew);
             }
             else
             {
-                if (info.ContentType == ChannelMediaContentType.Episode)
+                item = info.ContentType switch
                 {
-                    item = GetItemById<Episode>(info.Id, channelProvider.Name, out isNew);
-                }
-                else if (info.ContentType == ChannelMediaContentType.Movie)
-                {
-                    item = GetItemById<Movie>(info.Id, channelProvider.Name, out isNew);
-                }
-                else if (info.ContentType == ChannelMediaContentType.Trailer || info.ExtraType == ExtraType.Trailer)
-                {
-                    item = GetItemById<Trailer>(info.Id, channelProvider.Name, out isNew);
-                }
-                else
-                {
-                    item = GetItemById<Video>(info.Id, channelProvider.Name, out isNew);
-                }
+                    ChannelMediaContentType.Episode => GetItemById<Episode>(info.Id, channelProvider.Name, out isNew),
+                    ChannelMediaContentType.Movie => GetItemById<Movie>(info.Id, channelProvider.Name, out isNew),
+                    var x when x == ChannelMediaContentType.Trailer || info.ExtraType == ExtraType.Trailer
+                    => GetItemById<Trailer>(info.Id, channelProvider.Name, out isNew),
+                    _ => GetItemById<Video>(info.Id, channelProvider.Name, out isNew)
+                };
             }
 
             var enableMediaProbe = channelProvider is ISupportsMediaProbe;
diff --git a/Emby.Server.Implementations/Channels/ChannelPostScanTask.cs b/Emby.Server.Implementations/Channels/ChannelPostScanTask.cs
index 250e9da649..eeb49b8fef 100644
--- a/Emby.Server.Implementations/Channels/ChannelPostScanTask.cs
+++ b/Emby.Server.Implementations/Channels/ChannelPostScanTask.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Linq;
 using System.Threading;
@@ -11,12 +9,21 @@ using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Channels
 {
+    /// <summary>
+    /// A task to remove all non-installed channels from the database.
+    /// </summary>
     public class ChannelPostScanTask
     {
         private readonly IChannelManager _channelManager;
         private readonly ILogger _logger;
         private readonly ILibraryManager _libraryManager;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ChannelPostScanTask"/> class.
+        /// </summary>
+        /// <param name="channelManager">The channel manager.</param>
+        /// <param name="logger">The logger.</param>
+        /// <param name="libraryManager">The library manager.</param>
         public ChannelPostScanTask(IChannelManager channelManager, ILogger logger, ILibraryManager libraryManager)
         {
             _channelManager = channelManager;
@@ -24,6 +31,12 @@ namespace Emby.Server.Implementations.Channels
             _libraryManager = libraryManager;
         }
 
+        /// <summary>
+        /// Runs this task.
+        /// </summary>
+        /// <param name="progress">The progress.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>The completed task.</returns>
         public Task Run(IProgress<double> progress, CancellationToken cancellationToken)
         {
             CleanDatabase(cancellationToken);
diff --git a/Emby.Server.Implementations/Channels/RefreshChannelsScheduledTask.cs b/Emby.Server.Implementations/Channels/RefreshChannelsScheduledTask.cs
index e1d35f2b0e..54b621e250 100644
--- a/Emby.Server.Implementations/Channels/RefreshChannelsScheduledTask.cs
+++ b/Emby.Server.Implementations/Channels/RefreshChannelsScheduledTask.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Collections.Generic;
 using System.Threading;
@@ -13,6 +11,9 @@ using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Channels
 {
+    /// <summary>
+    /// The "Refresh Channels" scheduled task.
+    /// </summary>
     public class RefreshChannelsScheduledTask : IScheduledTask, IConfigurableScheduledTask
     {
         private readonly IChannelManager _channelManager;
@@ -20,6 +21,13 @@ namespace Emby.Server.Implementations.Channels
         private readonly ILibraryManager _libraryManager;
         private readonly ILocalizationManager _localization;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RefreshChannelsScheduledTask"/> class.
+        /// </summary>
+        /// <param name="channelManager">The channel manager.</param>
+        /// <param name="logger">The logger.</param>
+        /// <param name="libraryManager">The library manager.</param>
+        /// <param name="localization">The localization manager.</param>
         public RefreshChannelsScheduledTask(
             IChannelManager channelManager,
             ILogger<RefreshChannelsScheduledTask> logger,
diff --git a/Emby.Server.Implementations/Collections/CollectionImageProvider.cs b/Emby.Server.Implementations/Collections/CollectionImageProvider.cs
index 320552465e..c69a07e83e 100644
--- a/Emby.Server.Implementations/Collections/CollectionImageProvider.cs
+++ b/Emby.Server.Implementations/Collections/CollectionImageProvider.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System.Collections.Generic;
 using System.Linq;
 using Emby.Server.Implementations.Images;
@@ -15,8 +13,18 @@ using MediaBrowser.Model.IO;
 
 namespace Emby.Server.Implementations.Collections
 {
+    /// <summary>
+    /// A collection image provider.
+    /// </summary>
     public class CollectionImageProvider : BaseDynamicImageProvider<BoxSet>
     {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CollectionImageProvider"/> class.
+        /// </summary>
+        /// <param name="fileSystem">The filesystem.</param>
+        /// <param name="providerManager">The provider manager.</param>
+        /// <param name="applicationPaths">The application paths.</param>
+        /// <param name="imageProcessor">The image processor.</param>
         public CollectionImageProvider(
             IFileSystem fileSystem,
             IProviderManager providerManager,
@@ -26,6 +34,7 @@ namespace Emby.Server.Implementations.Collections
         {
         }
 
+        /// <inheritdoc />
         protected override bool Supports(BaseItem item)
         {
             // Right now this is the only way to prevent this image from getting created ahead of internet image providers
@@ -37,6 +46,7 @@ namespace Emby.Server.Implementations.Collections
             return base.Supports(item);
         }
 
+        /// <inheritdoc />
         protected override IReadOnlyList<BaseItem> GetItemsWithImages(BaseItem item)
         {
             var playlist = (BoxSet)item;
@@ -46,13 +56,12 @@ namespace Emby.Server.Implementations.Collections
                 {
                     var subItem = i;
 
-                    if (subItem is Episode episode)
+                    var episode = subItem as Episode;
+
+                    var series = episode?.Series;
+                    if (series != null && series.HasImage(ImageType.Primary))
                     {
-                        var series = episode.Series;
-                        if (series != null && series.HasImage(ImageType.Primary))
-                        {
-                            return series;
-                        }
+                        return series;
                     }
 
                     if (subItem.HasImage(ImageType.Primary))
@@ -78,6 +87,7 @@ namespace Emby.Server.Implementations.Collections
                 .ToList();
         }
 
+        /// <inheritdoc />
         protected override string CreateImage(BaseItem item, IReadOnlyCollection<BaseItem> itemsWithImages, string outputPathWithoutExtension, ImageType imageType, int imageIndex)
         {
             return CreateSingleImage(itemsWithImages, outputPathWithoutExtension, ImageType.Primary);
diff --git a/Emby.Server.Implementations/Collections/CollectionManager.cs b/Emby.Server.Implementations/Collections/CollectionManager.cs
index 68bcc5a4f4..7c518d4831 100644
--- a/Emby.Server.Implementations/Collections/CollectionManager.cs
+++ b/Emby.Server.Implementations/Collections/CollectionManager.cs
@@ -1,5 +1,3 @@
-#pragma warning disable CS1591
-
 using System;
 using System.Collections.Generic;
 using System.Globalization;
@@ -23,6 +21,9 @@ using Microsoft.Extensions.Logging;
 
 namespace Emby.Server.Implementations.Collections
 {
+    /// <summary>
+    /// The collection manager.
+    /// </summary>
     public class CollectionManager : ICollectionManager
     {
         private readonly ILibraryManager _libraryManager;
@@ -33,6 +34,16 @@ namespace Emby.Server.Implementations.Collections
         private readonly ILocalizationManager _localizationManager;
         private readonly IApplicationPaths _appPaths;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CollectionManager"/> class.
+        /// </summary>
+        /// <param name="libraryManager">The library manager.</param>
+        /// <param name="appPaths">The application paths.</param>
+        /// <param name="localizationManager">The localization manager.</param>
+        /// <param name="fileSystem">The filesystem.</param>
+        /// <param name="iLibraryMonitor">The library monitor.</param>
+        /// <param name="loggerFactory">The logger factory.</param>
+        /// <param name="providerManager">The provider manager.</param>
         public CollectionManager(
             ILibraryManager libraryManager,
             IApplicationPaths appPaths,
@@ -51,10 +62,13 @@ namespace Emby.Server.Implementations.Collections
             _appPaths = appPaths;
         }
 
+        /// <inheritdoc />
         public event EventHandler<CollectionCreatedEventArgs> CollectionCreated;
 
+        /// <inheritdoc />
         public event EventHandler<CollectionModifiedEventArgs> ItemsAddedToCollection;
 
+        /// <inheritdoc />
         public event EventHandler<CollectionModifiedEventArgs> ItemsRemovedFromCollection;
 
         private IEnumerable<Folder> FindFolders(string path)
@@ -116,6 +130,7 @@ namespace Emby.Server.Implementations.Collections
                 : folder.GetChildren(user, true).OfType<BoxSet>();
         }
 
+        /// <inheritdoc />
         public BoxSet CreateCollection(CollectionCreationOptions options)
         {
             var name = options.Name;
@@ -180,11 +195,13 @@ namespace Emby.Server.Implementations.Collections
             }
         }
 
+        /// <inheritdoc />
         public void AddToCollection(Guid collectionId, IEnumerable<string> ids)
         {
             AddToCollection(collectionId, ids, true, new MetadataRefreshOptions(new DirectoryService(_fileSystem)));
         }
 
+        /// <inheritdoc />
         public void AddToCollection(Guid collectionId, IEnumerable<Guid> ids)
         {
             AddToCollection(collectionId, ids.Select(i => i.ToString("N", CultureInfo.InvariantCulture)), true, new MetadataRefreshOptions(new DirectoryService(_fileSystem)));
@@ -247,11 +264,13 @@ namespace Emby.Server.Implementations.Collections
             }
         }
 
+        /// <inheritdoc />
         public void RemoveFromCollection(Guid collectionId, IEnumerable<string> itemIds)
         {
             RemoveFromCollection(collectionId, itemIds.Select(i => new Guid(i)));
         }
 
+        /// <inheritdoc />
         public void RemoveFromCollection(Guid collectionId, IEnumerable<Guid> itemIds)
         {
             var collection = _libraryManager.GetItemById(collectionId) as BoxSet;
@@ -305,6 +324,7 @@ namespace Emby.Server.Implementations.Collections
             });
         }
 
+        /// <inheritdoc />
         public IEnumerable<BaseItem> CollapseItemsWithinBoxSets(IEnumerable<BaseItem> items, User user)
         {
             var results = new Dictionary<Guid, BaseItem>();
@@ -313,9 +333,7 @@ namespace Emby.Server.Implementations.Collections
 
             foreach (var item in items)
             {
-                var grouping = item as ISupportsBoxSetGrouping;
-
-                if (grouping == null)
+                if (!(item is ISupportsBoxSetGrouping))
                 {
                     results[item.Id] = item;
                 }
@@ -345,12 +363,21 @@ namespace Emby.Server.Implementations.Collections
         }
     }
 
+    /// <summary>
+    /// The collection manager entry point.
+    /// </summary>
     public sealed class CollectionManagerEntryPoint : IServerEntryPoint
     {
         private readonly CollectionManager _collectionManager;
         private readonly IServerConfigurationManager _config;
         private readonly ILogger _logger;
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CollectionManagerEntryPoint"/> class.
+        /// </summary>
+        /// <param name="collectionManager">The collection manager.</param>
+        /// <param name="config">The server configuration manager.</param>
+        /// <param name="logger">The logger.</param>
         public CollectionManagerEntryPoint(
             ICollectionManager collectionManager,
             IServerConfigurationManager config,
diff --git a/Emby.Server.Implementations/Configuration/ServerConfigurationManager.cs b/Emby.Server.Implementations/Configuration/ServerConfigurationManager.cs
index f407317ec7..0ff70decae 100644
--- a/Emby.Server.Implementations/Configuration/ServerConfigurationManager.cs
+++ b/Emby.Server.Implementations/Configuration/ServerConfigurationManager.cs
@@ -69,21 +69,16 @@ namespace Emby.Server.Implementations.Configuration
         /// </summary>
         private void UpdateMetadataPath()
         {
-            if (string.IsNullOrWhiteSpace(Configuration.MetadataPath))
-            {
-                ((ServerApplicationPaths)ApplicationPaths).InternalMetadataPath = Path.Combine(ApplicationPaths.ProgramDataPath, "metadata");
-            }
-            else
-            {
-                ((ServerApplicationPaths)ApplicationPaths).InternalMetadataPath = Configuration.MetadataPath;
-            }
+            ((ServerApplicationPaths)ApplicationPaths).InternalMetadataPath = string.IsNullOrWhiteSpace(Configuration.MetadataPath)
+                ? Path.Combine(ApplicationPaths.ProgramDataPath, "metadata")
+                : Configuration.MetadataPath;
         }
 
         /// <summary>
         /// Replaces the configuration.
         /// </summary>
         /// <param name="newConfiguration">The new configuration.</param>
-        /// <exception cref="DirectoryNotFoundException"></exception>
+        /// <exception cref="DirectoryNotFoundException">If the configuration path doesn't exist.</exception>
         public override void ReplaceConfiguration(BaseApplicationConfiguration newConfiguration)
         {
             var newConfig = (ServerConfiguration)newConfiguration;
diff --git a/Emby.Server.Implementations/Cryptography/CryptographyProvider.cs b/Emby.Server.Implementations/Cryptography/CryptographyProvider.cs
index de83b023d7..a037415a95 100644
--- a/Emby.Server.Implementations/Cryptography/CryptographyProvider.cs
+++ b/Emby.Server.Implementations/Cryptography/CryptographyProvider.cs
@@ -31,7 +31,7 @@ namespace Emby.Server.Implementations.Cryptography
 
         private RandomNumberGenerator _randomNumberGenerator;
 
-        private bool _disposed = false;
+        private bool _disposed;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="CryptographyProvider"/> class.
@@ -56,15 +56,13 @@ namespace Emby.Server.Implementations.Cryptography
         {
             // downgrading for now as we need this library to be dotnetstandard compliant
             // with this downgrade we'll add a check to make sure we're on the downgrade method at the moment
-            if (method == DefaultHashMethod)
+            if (method != DefaultHashMethod)
             {
-                using (var r = new Rfc2898DeriveBytes(bytes, salt, iterations))
-                {
-                    return r.GetBytes(32);
-                }
+                throw new CryptographicException($"Cannot currently use PBKDF2 with requested hash method: {method}");
             }
 
-            throw new CryptographicException($"Cannot currently use PBKDF2 with requested hash method: {method}");
+            using var r = new Rfc2898DeriveBytes(bytes, salt, iterations);
+            return r.GetBytes(32);
         }
 
         /// <inheritdoc />
@@ -74,25 +72,22 @@ namespace Emby.Server.Implementations.Cryptography
             {
                 return PBKDF2(hashMethod, bytes, salt, DefaultIterations);
             }
-            else if (_supportedHashMethods.Contains(hashMethod))
+
+            if (!_supportedHashMethods.Contains(hashMethod))
             {
-                using (var h = HashAlgorithm.Create(hashMethod))
-                {
-                    if (salt.Length == 0)
-                    {
-                        return h.ComputeHash(bytes);
-                    }
-                    else
-                    {
-                        byte[] salted = new byte[bytes.Length + salt.Length];
-                        Array.Copy(bytes, salted, bytes.Length);
-                        Array.Copy(salt, 0, salted, bytes.Length, salt.Length);
-                        return h.ComputeHash(salted);
-                    }
-                }
+                throw new CryptographicException($"Requested hash method is not supported: {hashMethod}");
             }
 
-            throw new CryptographicException($"Requested hash method is not supported: {hashMethod}");
+            using var h = HashAlgorithm.Create(hashMethod);
+            if (salt.Length == 0)
+            {
+                return h.ComputeHash(bytes);
+            }
+
+            byte[] salted = new byte[bytes.Length + salt.Length];
+            Array.Copy(bytes, salted, bytes.Length);
+            Array.Copy(salt, 0, salted, bytes.Length, salt.Length);
+            return h.ComputeHash(salted);
         }
 
         /// <inheritdoc />