diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbility.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbility.ets
index af3a61cd6db2529265379012a77070c8fd53441a..8c541c79ba1f32a771644f817c88cae8995b30fe 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbility.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbility.ets
@@ -39,7 +39,6 @@ import ApplicationInfoLoader from '../engine/loader/ApplicationInfoLoader';
 import { AccessibilityManager } from '../../view/AccessibilityBridge';
 
 const TAG = "FlutterAbility";
-const EVENT_BACK_PRESS = 'EVENT_BACK_PRESS';
 
 /**
  * flutter ohos基础ability，请在让主ability继承自该类。
@@ -92,10 +91,6 @@ export class FlutterAbility extends UIAbility implements Host {
 
     Log.i(TAG, 'MyAbility onCreate');
 
-    this.context.eventHub.on(EVENT_BACK_PRESS, () => {
-      this.delegate?.flutterEngine?.getNavigationChannel()?.popRoute();
-      this.delegate?.flutterEngine?.getPlatformViewsController()?.setBackNodeControllers();
-    });
     let observer:errorManager.ErrorObserver = {
       onUnhandledException(errorMsg) {
         Log.e(TAG, "onUnhandledException, errorMsg:", errorMsg);
@@ -114,7 +109,7 @@ export class FlutterAbility extends UIAbility implements Host {
 
   onDestroy() {
     FlutterManager.getInstance().popUIAbility(this);
-    this.context.eventHub.off(EVENT_BACK_PRESS);
+
     errorManager.off('error', this.errorManagerId);
 
     if (this.flutterView != null) {
diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbilityAndEntryDelegate.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbilityAndEntryDelegate.ets
index 480371d80703aafa8be51b208ed052bb921375bc..f9f09d12c458196bbd6117fb155b9b7a53364303 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbilityAndEntryDelegate.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/embedding/ohos/FlutterAbilityAndEntryDelegate.ets
@@ -36,10 +36,12 @@ import FlutterNapi from '../engine/FlutterNapi';
 import { FlutterView } from '../../view/FlutterView';
 import FlutterManager from './FlutterManager';
 import Any from '../../plugin/common/Any';
+import inputMethod from '@ohos.inputMethod';
 
 const TAG = "FlutterAbilityDelegate";
 const PLUGINS_RESTORATION_BUNDLE_KEY = "plugins";
 const FRAMEWORK_RESTORATION_BUNDLE_KEY = "framework";
+const EVENT_BACK_PRESS = 'EVENT_BACK_PRESS';
 
 /**
  * 主要职责：
@@ -55,7 +57,8 @@ class FlutterAbilityAndEntryDelegate implements ExclusiveAppComponent<UIAbility>
   protected isFlutterEngineFromHostOrCache: boolean = false;
   private engineGroup?: FlutterEngineGroup;
   private isHost:boolean = false;
-  private flutterView?: FlutterView
+  private flutterView?: FlutterView;
+  private inputMethodController: inputMethod.InputMethodController = inputMethod.getController();
 
   constructor(host?: Host) {
     this.host = host;
@@ -94,6 +97,14 @@ class FlutterAbilityAndEntryDelegate implements ExclusiveAppComponent<UIAbility>
       this.flutterView.attachToFlutterEngine(this.flutterEngine!!);
     }
     this.host?.configureFlutterEngine(this.flutterEngine!!);
+    this.context.eventHub.on(EVENT_BACK_PRESS, () => {
+      if (this.flutterView?.getKeyboardHeight() == 0) {
+        this.flutterEngine?.getNavigationChannel()?.popRoute();
+        this.flutterEngine?.getPlatformViewsController()?.setBackNodeControllers();
+      } else {
+        this.inputMethodController.detach();
+      }
+    });
   }
 
   /**
@@ -302,6 +313,7 @@ class FlutterAbilityAndEntryDelegate implements ExclusiveAppComponent<UIAbility>
     }
 
     this.isAttached = false;
+    this.context?.eventHub.off(EVENT_BACK_PRESS);
   }
 
   onLowMemory(): void {
diff --git a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/view/FlutterView.ets b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/view/FlutterView.ets
index 5af7b9cf9dd2343f47f2bbbec760715144062454..f0ff44d2b13583af08b9d8907a34cf743d7a35e4 100644
--- a/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/view/FlutterView.ets
+++ b/shell/platform/ohos/flutter_embedding/flutter/src/main/ets/view/FlutterView.ets
@@ -247,6 +247,10 @@ export class FlutterView {
     return this.dVModel
   }
 
+  getKeyboardHeight() {
+    return this.keyboardAvoidArea.bottomRect.height
+  }
+
   onDestroy() {
     try {
       this.mainWindow?.off('windowSizeChange', this.windowSizeChangeCallback);