diff --git a/__tests__/testInput.html b/__tests__/testInput.html
index 1ed8d041..5b75f5b9 100644
--- a/__tests__/testInput.html
+++ b/__tests__/testInput.html
@@ -26,6 +26,7 @@
           <input type="text" value={str} onChange={(e) => setStr(e.target.value)} />
           <input value={str} />
           <input type='checkbox' defaultChecked='123' />
+          <textarea defaultValue='111' autoFocus name="" id="" cols="30" rows="10"></textarea>
           <label>
             Pick a fruit:
             <select name="selectedFruit" value='banana'>
diff --git a/__tests__/testUnmount.html b/__tests__/testUnmount.html
index d7bd1dac..231966f1 100644
--- a/__tests__/testUnmount.html
+++ b/__tests__/testUnmount.html
@@ -50,9 +50,18 @@
       return <div>A {children}</div>
     }
     const B = ({ children }) => {
+      const ref = useRef();
+
       useUnmount(() => console.log('b unmount'));
 
-      return <div>B {children}</div>
+      useUnmount(() => {
+        console.log('dom unmount?', document.body.contains(ref.current))
+        setTimeout(() => {
+          console.log('settimeout dom unmount?', document.body.contains(ref.current))
+        })
+      })
+
+      return <div ref={ref}>B {children}</div>
     }
     const C = ({ children }) => {
       useUnmount(() => console.log('c unmount'));
diff --git a/packages/myreact-dom/src/client/api/helper/attr/setAttr.ts b/packages/myreact-dom/src/client/api/helper/attr/setAttr.ts
index 1ed1eb93..e3ece385 100644
--- a/packages/myreact-dom/src/client/api/helper/attr/setAttr.ts
+++ b/packages/myreact-dom/src/client/api/helper/attr/setAttr.ts
@@ -78,6 +78,9 @@ export const setAttribute = (fiber: MyReactFiberNode, el: HTMLElement, name: str
           if (el.nodeName === "INPUT" && attrKey === "autofocus") {
             requestAnimationFrame(() => el.focus());
           }
+          if (el.nodeName === "TEXTAREA" && attrKey === "autofocus") {
+            requestAnimationFrame(() => el.focus());
+          }
         }
       }
     } catch (e) {
diff --git a/packages/myreact-dom/src/client/renderDispatch/instance.ts b/packages/myreact-dom/src/client/renderDispatch/instance.ts
index 4da7378d..fd3a1745 100644
--- a/packages/myreact-dom/src/client/renderDispatch/instance.ts
+++ b/packages/myreact-dom/src/client/renderDispatch/instance.ts
@@ -174,7 +174,7 @@ if (__DEV__) {
       const re = get();
 
       re.then((res) => (parse(res), res)).then((res) => {
-        unmountFiber(res.__fiber__);
+        unmountFiber(res.__container__.rootFiber);
         res.__container__.isAppMounted = false;
         res.__container__.isAppUnmounted = true;
       });
diff --git a/packages/myreact-dom/src/client/renderPlatform/feature.ts b/packages/myreact-dom/src/client/renderPlatform/feature.ts
index 7e5664b3..32b8f004 100644
--- a/packages/myreact-dom/src/client/renderPlatform/feature.ts
+++ b/packages/myreact-dom/src/client/renderPlatform/feature.ts
@@ -54,9 +54,9 @@ export const prepareRenderPlatform = () => {
 
   renderPlatform = currentRenderPlatform.current as DomPlatform;
 
-  if (__DEV__ && renderPlatform.isServer) {
-    console.warn(`[@my-react/react-dom] current environment is server, please use 'renderToString' instead of 'render'`);
-  }
+  // if (__DEV__ && renderPlatform.isServer) {
+  //   console.warn(`[@my-react/react-dom] current environment is server, please use 'renderToString' instead of 'render'`);
+  // }
 
   renderPlatform.isServer = false;
 
diff --git a/packages/myreact-dom/src/client/tools/unmountComponentAtNode.ts b/packages/myreact-dom/src/client/tools/unmountComponentAtNode.ts
index 8d551d71..3b760c75 100644
--- a/packages/myreact-dom/src/client/tools/unmountComponentAtNode.ts
+++ b/packages/myreact-dom/src/client/tools/unmountComponentAtNode.ts
@@ -10,10 +10,10 @@ import type { RenderContainer } from "@my-react-dom-client/mount";
 const { currentRenderPlatform } = __my_react_internal__;
 
 export const unmountComponentAtNode = (container: RenderContainer) => {
-  const fiber = container.__fiber__;
-
   const renderDispatch = container.__container__;
 
+  const fiber = renderDispatch.rootFiber;
+
   const renderPlatform = currentRenderPlatform.current as CustomRenderPlatform;
 
   if (!fiber || !renderDispatch || !(fiber instanceof MyReactFiberNode) || !(renderDispatch instanceof ClientDomDispatch)) {
diff --git a/packages/myreact-dom/src/server/renderPlatform/feature.ts b/packages/myreact-dom/src/server/renderPlatform/feature.ts
index fc398fdc..078fe673 100644
--- a/packages/myreact-dom/src/server/renderPlatform/feature.ts
+++ b/packages/myreact-dom/src/server/renderPlatform/feature.ts
@@ -57,9 +57,9 @@ export const prepareRenderPlatform = () => {
 
   renderPlatform = currentRenderPlatform.current as DomPlatform;
 
-  if (__DEV__ && !renderPlatform.isServer) {
-    console.warn(`[@my-react/react-dom] current environment is not server, please use 'render' instead of 'renderToString'`);
-  }
+  // if (__DEV__ && !renderPlatform.isServer) {
+  //   console.warn(`[@my-react/react-dom] current environment is not server, please use 'render' instead of 'renderToString'`);
+  // }
 
   renderPlatform.isServer = true;
 
diff --git a/packages/myreact-dom/src/shared/debug.ts b/packages/myreact-dom/src/shared/debug.ts
index 00537f60..a612d24c 100644
--- a/packages/myreact-dom/src/shared/debug.ts
+++ b/packages/myreact-dom/src/shared/debug.ts
@@ -16,16 +16,7 @@ import { HighLight, debounce } from "@my-react-dom-client/tools";
 import { latestNoopRender, legacyNoopRender } from "@my-react-dom-noop/mount/render";
 import { PlainElement, ContainerElement, CommentStartElement } from "@my-react-dom-server/api";
 
-
-import {
-  enableControlComponent,
-  enableDOMField,
-  enableEventSystem,
-  enableEventTrack,
-  enableHighlight,
-  enableHighlightWarn,
-  isServer,
-} from "./env";
+import { enableControlComponent, enableDOMField, enableEventSystem, enableEventTrack, enableHighlight, enableHighlightWarn, isServer } from "./env";
 import { getFiberWithNativeDom } from "./getFiberWithDom";
 
 import type { LikeJSX } from "@my-react/react";
@@ -128,7 +119,11 @@ export const prepareDevContainer = (renderDispatch: ClientDomDispatch) => {
 
         if (!isValidElement(element)) return;
 
-        const renderDispatch = getCurrentDispatchFromFiber(this) as ClientDomDispatch | ServerDomDispatch | LegacyServerStreamDispatch | LatestServerStreamDispatch;
+        const renderDispatch = getCurrentDispatchFromFiber(this) as
+          | ClientDomDispatch
+          | ServerDomDispatch
+          | LegacyServerStreamDispatch
+          | LatestServerStreamDispatch;
 
         const get = async () => {
           if (renderDispatch.enableASyncHydrate) {
@@ -157,7 +152,7 @@ export const prepareDevContainer = (renderDispatch: ClientDomDispatch) => {
         const re = get();
 
         re.then((res) => (parse(res), res)).then((res) => {
-          unmountFiber(res.__fiber__);
+          unmountFiber(res.__container__.rootFiber);
           res.__container__.isAppMounted = false;
           res.__container__.isAppUnmounted = true;
         });
@@ -172,11 +167,9 @@ export const prepareDevContainer = (renderDispatch: ClientDomDispatch) => {
  * @internal
  */
 export const checkRehydrate = (container: Partial<RenderContainer>) => {
-  const rootFiber = container.__fiber__;
-
   const rootContainer = container.__container__;
 
-  if (rootFiber instanceof MyReactFiberNode || rootContainer instanceof ClientDomDispatch) {
+  if (rootContainer instanceof ClientDomDispatch) {
     throw new Error(`[@my-react/react-dom] hydrate error, current container have been hydrated`);
   }
 };