diff --git a/apps/spreadsheeteditor/mobile/locale/en.json b/apps/spreadsheeteditor/mobile/locale/en.json
index e29907491..aa0f2a74f 100644
--- a/apps/spreadsheeteditor/mobile/locale/en.json
+++ b/apps/spreadsheeteditor/mobile/locale/en.json
@@ -224,7 +224,8 @@
     "unknownErrorText": "Unknown error.",
     "uploadImageExtMessage": "Unknown image format.",
     "uploadImageFileCountMessage": "No images uploaded.",
-    "uploadImageSizeMessage": "The image is too big. The maximum size is 25 MB."
+    "uploadImageSizeMessage": "The image is too big. The maximum size is 25 MB.",
+    "errorChangeOnProtectedSheet": "The cell or chart you are trying to change is on a protected sheet. To make a change, unprotect the sheet. You might be requested to enter a password."
   },
   "LongActions": {
     "applyChangesTextText": "Loading data...",
diff --git a/apps/spreadsheeteditor/mobile/src/controller/Error.jsx b/apps/spreadsheeteditor/mobile/src/controller/Error.jsx
index 7447d436a..c372fbb96 100644
--- a/apps/spreadsheeteditor/mobile/src/controller/Error.jsx
+++ b/apps/spreadsheeteditor/mobile/src/controller/Error.jsx
@@ -304,7 +304,7 @@ const ErrorController = inject('storeAppOptions')(({storeAppOptions, LoadingDocu
                 break;
             
             case Asc.c_oAscError.ID.ChangeOnProtectedSheet:
-                config.msg = _t.errorChangeOnProtectedSheet;
+                config.msg = t('Error.errorChangeOnProtectedSheet');
                 break;
 
             case Asc.c_oAscError.ID.LoadingFontError: