diff --git a/src-ui/src/app/components/common/pdf-editor/pdf-editor.component.html b/src-ui/src/app/components/common/pdf-editor/pdf-editor.component.html
index d7e28d446..30dace698 100644
--- a/src-ui/src/app/components/common/pdf-editor/pdf-editor.component.html
+++ b/src-ui/src/app/components/common/pdf-editor/pdf-editor.component.html
@@ -6,21 +6,21 @@
 <div class="modal-body">
   <div class="btn-toolbar mb-2">
     <div class="btn-group me-3">
-      <button class="btn btn-sm btn-secondary" (click)="selectAll()">
+      <button class="btn btn-sm btn-secondary" (click)="selectAll()" title="Select all pages" i18n-title>
         <i-bs name="check-all"></i-bs>
       </button>
-      <button class="btn btn-sm btn-secondary" (click)="deselectAll()" [disabled]="!hasSelection()">
+      <button class="btn btn-sm btn-secondary" (click)="deselectAll()" [disabled]="!hasSelection()" title="Deselect all pages" i18n-title>
         <i-bs name="x"></i-bs>
       </button>
     </div>
     <div class="btn-group">
-      <button class="btn btn-sm btn-secondary" (click)="rotateSelected(-90)" [disabled]="!hasSelection()">
+      <button class="btn btn-sm btn-secondary" (click)="rotateSelected(-90)" [disabled]="!hasSelection()" title="Rotate selected pages counter-clockwise" i18n-title>
         <i-bs name="arrow-counterclockwise"></i-bs>
       </button>
-      <button class="btn btn-sm btn-secondary" (click)="rotateSelected(90)" [disabled]="!hasSelection()">
+      <button class="btn btn-sm btn-secondary" (click)="rotateSelected(90)" [disabled]="!hasSelection()" title="Rotate selected pages clockwise" i18n-title>
         <i-bs name="arrow-clockwise"></i-bs>
       </button>
-      <button class="btn btn-sm btn-danger" (click)="deleteSelected()" [disabled]="!hasSelection()">
+      <button class="btn btn-sm btn-danger" (click)="deleteSelected()" [disabled]="!hasSelection()" title="Delete selected pages" i18n-title>
         <i-bs name="trash"></i-bs>
       </button>
     </div>
@@ -30,18 +30,18 @@
       <div class="page-item rounded p-2" cdkDrag (click)="toggleSelection(i)" [class.selected]="p.selected">
         <div class="btn-toolbar hover-actions z-10">
           <div class="btn-group me-2">
-            <button class="btn btn-sm btn-dark" (click)="rotate(i); $event.stopPropagation()">
+            <button class="btn btn-sm btn-dark" (click)="rotate(i); $event.stopPropagation()" title="Rotate page counter-clockwise" i18n-title>
               <i-bs name="arrow-counterclockwise"></i-bs>
             </button>
-            <button class="btn btn-sm btn-dark" (click)="rotate(i); $event.stopPropagation()">
+            <button class="btn btn-sm btn-dark" (click)="rotate(i); $event.stopPropagation()" title="Rotate page clockwise" i18n-title>
               <i-bs name="arrow-clockwise"></i-bs>
             </button>
           </div>
           <div class="btn-group">
-            <button class="btn btn-sm btn-dark text-danger" (click)="remove(i); $event.stopPropagation()">
+            <button class="btn btn-sm btn-dark text-danger" (click)="remove(i); $event.stopPropagation()" title="Delete page" i18n-title>
               <i-bs name="trash"></i-bs>
             </button>
-            <button class="btn btn-sm btn-dark" (click)="toggleSplit(i); $event.stopPropagation()">
+            <button class="btn btn-sm btn-dark" (click)="toggleSplit(i); $event.stopPropagation()" title="Split document here" i18n-title>
               <i-bs name="scissors"></i-bs>
             </button>
           </div>