diff --git a/packages/hooks/src/useKeyPress/demo/demo9.tsx b/packages/hooks/src/useKeyPress/demo/demo9.tsx
index f4852d9597..050260923a 100644
--- a/packages/hooks/src/useKeyPress/demo/demo9.tsx
+++ b/packages/hooks/src/useKeyPress/demo/demo9.tsx
@@ -4,11 +4,12 @@ import { Switch } from 'antd';
 
 export default () => {
   const [counter, setCounter] = useState(0);
-  const [observe, { toggle }] = useBoolean();
+  const [observe, { toggle }] = useBoolean(true);
+
   useKeyPress(
-    'uparrow',
+    'w',
     () => {
-      setCounter((s) => s + 1);
+      setCounter((prev) => prev + 1);
     },
     {
       observe,
@@ -21,7 +22,7 @@ export default () => {
         Switch observe state  
         <Switch checked={observe} onChange={toggle} />
       </div>
-      <div>Press ArrowUp by key to increase when observe state is checked</div>
+      <div>Press [w] to increase when observe state is checked</div>
       <div>
         counter: <span style={{ color: '#f00' }}>{counter}</span>
       </div>
diff --git a/packages/hooks/src/useKeyPress/index.en-US.md b/packages/hooks/src/useKeyPress/index.en-US.md
index 2881871456..91f871a930 100644
--- a/packages/hooks/src/useKeyPress/index.en-US.md
+++ b/packages/hooks/src/useKeyPress/index.en-US.md
@@ -70,7 +70,7 @@ useKeyPress(
 | target     | DOM element or ref                                                                                                                             | `() => Element` \| `Element` \| `MutableRefObject<Element>` | -             |
 | exactMatch | Exact match. If set `true`, the event will only be trigger when the keys match exactly. For example, pressing [shift + c] will not trigger [c] | `boolean`                                                   | `false`       |
 | useCapture | to block events bubbling                                                                                                                       | `boolean`                                                   | `false`       |
-| observe    | to control the observe state. If set `true`, the event will be trigger when the element is in focus.                                           | `boolean`                                                   | `true`        |
+| observe    | to control the observe state. If set `false`, the callback will not be triggered.                                                              | `boolean`                                                   | `true`        |
 
 ## Remarks
 
diff --git a/packages/hooks/src/useKeyPress/index.zh-CN.md b/packages/hooks/src/useKeyPress/index.zh-CN.md
index fd15c48b43..488ebf7757 100644
--- a/packages/hooks/src/useKeyPress/index.zh-CN.md
+++ b/packages/hooks/src/useKeyPress/index.zh-CN.md
@@ -70,7 +70,7 @@ useKeyPress(
 | target     | DOM 节点或者 ref                                                                            | `() => Element` \| `Element` \| `MutableRefObject<Element>` | -             |
 | exactMatch | 精确匹配。如果开启，则只有在按键完全匹配的情况下触发事件。比如按键 [shift + c] 不会触发 [c] | `boolean`                                                   | `false`       |
 | useCapture | 是否阻止事件冒泡                                                                            | `boolean`                                                   | `false`       |
-| observe    | 控制监听状态 为 false 时不会触发任何事件                                                    | `boolean`                                                   | `true`        |
+| observe    | 是否开启监听状态，为 false 时不会触发回调函数                                               | `boolean`                                                   | `true`        |
 
 ## Remarks