diff --git a/backend/i18n/frontend_en.json b/backend/i18n/frontend_en.json
index 1c8f16c6b..db5530615 100644
--- a/backend/i18n/frontend_en.json
+++ b/backend/i18n/frontend_en.json
@@ -439,6 +439,7 @@
   "contents.draftNew": "New Draft",
   "contents.draftStatus": "New Version",
   "contents.editPageTitle": "Edit Content",
+  "contents.fieldFullscreen": "Focus on this field and toggle fullscreen mode.",
   "contents.idPlaceholder": "Define a custom ID or leave empty to let Squidex generate one.",
   "contents.inspectContent": "Content",
   "contents.inspectData": "Data",
diff --git a/backend/i18n/frontend_it.json b/backend/i18n/frontend_it.json
index a27bf885a..6e8cd5d83 100644
--- a/backend/i18n/frontend_it.json
+++ b/backend/i18n/frontend_it.json
@@ -439,6 +439,7 @@
   "contents.draftNew": "Nuova bozza",
   "contents.draftStatus": "Nuova versione",
   "contents.editPageTitle": "Modifica contenuto",
+  "contents.fieldFullscreen": "Focus on this field and toggle fullscreen mode.",
   "contents.idPlaceholder": "Define a custom ID or leave empty to let Squidex generate one.",
   "contents.inspectContent": "Content",
   "contents.inspectData": "Data",
diff --git a/backend/i18n/frontend_nl.json b/backend/i18n/frontend_nl.json
index d51ee4539..25dd3d87e 100644
--- a/backend/i18n/frontend_nl.json
+++ b/backend/i18n/frontend_nl.json
@@ -439,6 +439,7 @@
   "contents.draftNew": "Nieuw concept",
   "contents.draftStatus": "Nieuwe versie",
   "contents.editPageTitle": "Inhoud bewerken",
+  "contents.fieldFullscreen": "Focus on this field and toggle fullscreen mode.",
   "contents.idPlaceholder": "Definieer een aangepaste ID of laat leeg om Squidex er een te laten genereren.",
   "contents.inspectContent": "Inhoud",
   "contents.inspectData": "Data",
diff --git a/backend/i18n/frontend_zh.json b/backend/i18n/frontend_zh.json
index fc1c5cfff..d344c6d98 100644
--- a/backend/i18n/frontend_zh.json
+++ b/backend/i18n/frontend_zh.json
@@ -439,6 +439,7 @@
   "contents.draftNew": "新草稿",
   "contents.draftStatus": "新版本",
   "contents.editPageTitle": "编辑内容",
+  "contents.fieldFullscreen": "Focus on this field and toggle fullscreen mode.",
   "contents.idPlaceholder": "Define a custom ID or leave empty to let Squidex generate one.",
   "contents.inspectContent": "Content",
   "contents.inspectData": "Data",
diff --git a/backend/i18n/source/frontend_en.json b/backend/i18n/source/frontend_en.json
index 1c8f16c6b..db5530615 100644
--- a/backend/i18n/source/frontend_en.json
+++ b/backend/i18n/source/frontend_en.json
@@ -439,6 +439,7 @@
   "contents.draftNew": "New Draft",
   "contents.draftStatus": "New Version",
   "contents.editPageTitle": "Edit Content",
+  "contents.fieldFullscreen": "Focus on this field and toggle fullscreen mode.",
   "contents.idPlaceholder": "Define a custom ID or leave empty to let Squidex generate one.",
   "contents.inspectContent": "Content",
   "contents.inspectData": "Data",
diff --git a/frontend/src/app/features/content/shared/forms/field-editor.component.html b/frontend/src/app/features/content/shared/forms/field-editor.component.html
index c16d3059c..66acc82c4 100644
--- a/frontend/src/app/features/content/shared/forms/field-editor.component.html
+++ b/frontend/src/app/features/content/shared/forms/field-editor.component.html
@@ -1,7 +1,7 @@
 <div class="field" [class.expanded]="isExpanded" *ngIf="formModel">
     <div class="buttons-container" *ngIf="canUnset">
         <div class="buttons">
-            <button type="button" class="btn btn-sm btn-outline-secondary force" (click)="toggleExpanded()">
+            <button type="button" class="btn btn-sm btn-outline-secondary force" title="i18n:contents.fieldFullscreen" (click)="toggleExpanded()">
                 <i class="icon-fullscreen"></i>
             </button>