diff --git a/src/useCodeMirror.ts b/src/useCodeMirror.ts
index 3604ed9f4..15eb78b40 100644
--- a/src/useCodeMirror.ts
+++ b/src/useCodeMirror.ts
@@ -57,6 +57,26 @@ export function useCodeMirror(props: UseCodeMirror) {
     getExtensions.unshift(keymap.of([indentWithTab]));
   }
   if (defaultBasicSetup) {
+    if (Array.isArray(basicSetup)) {
+      /**
+       * 🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧🚧
+       * This is not a solution.
+       * https://github.com/uiwjs/react-codemirror/issues/280
+       */
+      basicSetup.map((item) => {
+        if (item.value && Array.isArray(item.value)) {
+          item.value = item.value
+            .map((keymap: any) => {
+              if ('Mod-f' === keymap.key) {
+                return undefined;
+              }
+              return keymap;
+            })
+            .filter(Boolean);
+        }
+        return item;
+      });
+    }
     getExtensions.unshift(basicSetup);
   }
 
@@ -102,6 +122,11 @@ export function useCodeMirror(props: UseCodeMirror) {
         setView(viewCurrent);
       }
     }
+    return () => {
+      if (view) {
+        setView(undefined);
+      }
+    };
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [container, state]);
 
diff --git a/website/App.tsx b/website/App.tsx
index 0a149fe53..36744a8f2 100644
--- a/website/App.tsx
+++ b/website/App.tsx
@@ -127,7 +127,6 @@ let count = 0;
 
 export default function App() {
   const dark = document.documentElement.getAttribute('data-color-mode');
-  console.log('>>', document.documentElement.getAttribute('data-color-mode'));
   const [mode, setMode] = useState('javascript');
   const [placeholder, setPlaceholder] = useState('Please enter the code.');
   const [autofocus, setAutofocus] = useState(false);