diff --git a/src/components/EditorHeader/ControlPanel.jsx b/src/components/EditorHeader/ControlPanel.jsx
index 81a685b..27f7d1e 100644
--- a/src/components/EditorHeader/ControlPanel.jsx
+++ b/src/components/EditorHeader/ControlPanel.jsx
@@ -1436,6 +1436,7 @@ export default function ControlPanel({
       },
       table_width: {
         function: () => setModal(MODAL.TABLE_WIDTH),
+        disabled: layout.readOnly,
       },
       language: {
         function: () => setModal(MODAL.LANGUAGE),
@@ -1639,7 +1640,7 @@ export default function ControlPanel({
           <Tooltip content={t("undo")} position="bottom">
             <button
               className="py-1 px-2 hover-2 rounded-sm flex items-center disabled:opacity-50"
-              disabled={undoStack.length === 0}
+              disabled={undoStack.length === 0 || layout.readOnly}
               onClick={undo}
             >
               <IconUndo size="large" />
@@ -1648,7 +1649,7 @@ export default function ControlPanel({
           <Tooltip content={t("redo")} position="bottom">
             <button
               className="py-1 px-2 hover-2 rounded-sm flex items-center disabled:opacity-50"
-              disabled={redoStack.length === 0}
+              disabled={redoStack.length === 0 || layout.readOnly}
               onClick={redo}
             >
               <IconRedo size="large" />
@@ -1807,7 +1808,9 @@ export default function ControlPanel({
                   </Tag>
                 )}
               </div>
-              {(showEditName || modal === MODAL.RENAME) && !layout.readOnly && <IconEdit />}
+              {(showEditName || modal === MODAL.RENAME) && !layout.readOnly && (
+                <IconEdit />
+              )}
             </div>
             <div className="flex items-center">
               <div className="flex justify-start text-md select-none me-2">
diff --git a/src/components/EditorSidePanel/RelationshipsTab/RelationshipInfo.jsx b/src/components/EditorSidePanel/RelationshipsTab/RelationshipInfo.jsx
index ae111a4..fc42ae1 100644
--- a/src/components/EditorSidePanel/RelationshipsTab/RelationshipInfo.jsx
+++ b/src/components/EditorSidePanel/RelationshipsTab/RelationshipInfo.jsx
@@ -241,7 +241,7 @@ export default function RelationshipInfo({ data }) {
             placeholder={t("label")}
             onChange={(value) => updateRelationship(data.id, { manyLabel: value })}
             onFocus={(e) => setEditField({ manyLabel: e.target.value })}
-            defaultValue="n"
+            readonly={layout.readOnly}
             onBlur={(e) => {
               if (e.target.value === editField.manyLabel) return;
               setUndoStack((prev) => [