diff --git a/CHANGELOG.md b/CHANGELOG.md
index da5c300..2bdb4f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,15 @@
+## 2.0.6
+
+- ArkTs语法整改:
+
+  globalThis.ImageKnife方式已经不可使用
+
+  提供了ImageKnifeGlobal对象单例全局可访问
+
+  访问ImageKnife对象需要使用ImageKnifeGlobal.getInstance().getImageKnife()
+
+- 适配DevEco Studio 版本：4.0(4.0.3.512), SDK: API10 (4.0.10.9)
+
 ## 2.0.5
 
 - 修复若干问题：
diff --git a/README.md b/README.md
index 54c1562..0f7f9ef 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ ohpm install @ohos/imageknife
   "author": "",
   "license": "",
   "dependencies": {
-    "@ohos/imageknife": "^2.0.2"
+    "@ohos/imageknife": "^2.0.6"
   }
 }
 ```
@@ -53,8 +53,9 @@ export default class EntryAbility extends UIAbility {
   onWindowStageCreate(windowStage: window.WindowStage) {
     windowStage.loadContent('pages/Index', (err, data) => {
     });
-    //初始化全局ImageKnife
-    globalThis.ImageKnife = ImageKnife.with(this.context);
+    // 初始化全局ImageKnife 
+    ImageKnife.with(this.context);
+  	// 后续访问ImageKnife请通过:ImageKnifeGlobal.getInstance().getImageKnife()方式
   }
 }
 ```
@@ -109,13 +110,13 @@ GIF图片即可。
 ```extendtypescript
 import router from '@ohos.router'
 
-import { ImageKnifeComponent, ImageKnifeOption, } from '@ohos/imageknife'
+import { ImageKnifeComponent, ImageKnifeOption,ImageKnife } from '@ohos/imageknife'
 import worker from '@ohos.worker';
 
 @Entry
 @Component
 struct IndexFunctionDemo {
-  private globalGifWorker: any = undefined
+  private globalGifWorker?:worker.ThreadWorker = undefined;
   @State imageKnifeOption1: ImageKnifeOption = {
       loadSrc: $r('app.media.icon'),
       placeholderSrc: $r('app.media.icon_loading'),
@@ -174,9 +175,15 @@ struct IndexFunctionDemo {
   }
   
   aboutToAppear() {
-    this.globalGifWorker = new worker.ThreadWorker('entry/ets/workers/GifLoadWorker.ts')
+   this.globalGifWorker = new worker.ThreadWorker('entry/ets/workers/GifLoadWorker.ts', {
+      type: 'classic',
+      name: 'ImageKnifeParseGIF'
+    })
     // gif解析在子线程,请在页面构建后创建worker,注入imageknife
-    globalThis.ImageKnife.setGifWorker(this.globalGifWorker)
+    let imageKnife:ImageKnife|undefined = ImageKnifeGlobal.getInstance().getImageKnife()
+    if(imageKnife != undefined) {
+      	imageKnife.setGifWorker(this.globalGifWorker)
+    }
   }
   
   aboutToDisappear() {
@@ -322,17 +329,20 @@ svg返回的都是PixelMap，gif返回GIFFrame数组），我们返回了true。
 当进行加载网络图片时，可能需要展示网络下载百分比动画。但是默认的动画又不能满足需求，这个时候我们就需要自定义网络下载百分比效果。代码如下:
 
 ```typescript
-import AbilityStage from '@ohos.application.AbilityStage'
-import { ImageKnife, ImageKnifeDrawFactory } from '@ohos/imageknife'
-
-import ArkWorker from '@ohos.worker'
-
-export default class MyAbilityStage extends AbilityStage {
-  onCreate() {
-    globalThis.ImageKnife = ImageKnife.with(this.context);
-    // 全局配置网络加载进度条
-    globalThis.ImageKnife.setDefaultLifeCycle(ImageKnifeDrawFactory.createProgressLifeCycle("#10a5ff", 0.5))
-  }
+import UIAbility from '@ohos.app.ability.UIAbility';
+import window from '@ohos.window';
+import { ImageKnifeGlobal,ImageKnife,ImageKnifeDrawFactory,LogUtil } from '@ohos/imageknife'
+import abilityAccessCtrl,{Permissions} from '@ohos.abilityAccessCtrl';
+export default class EntryAbility extends UIAbility {
+    onWindowStageCreate(windowStage: window.WindowStage) {
+        //.. 删除不必要代码
+        windowStage.loadContent('pages/index', (err, data) => {
+        });
+       	// 初始化ImageKnifeGlobal和ImageKnife
+        ImageKnife.with(this.context);
+        // 全局配置网络加载进度条 使用ImageKnifeGlobal.getInstance().getImageKnife()访问ImageKnife
+ImageKnifeGlobal.getInstance().getImageKnife().setDefaultLifeCycle(ImageKnifeDrawFactory.createProgressLifeCycle("#10a5ff", 0.5))
+    }
 }
 ```
 
diff --git a/imageknife/oh-package.json5 b/imageknife/oh-package.json5
index a2c7f94..d621bf8 100644
--- a/imageknife/oh-package.json5
+++ b/imageknife/oh-package.json5
@@ -14,7 +14,7 @@
   "main": "index.ets",
   "repository": "https://gitee.com/openharmony-tpc/ImageKnife",
   "type": "module",
-  "version": "2.0.5-rc.0",
+  "version": "2.0.6",
   "dependencies": {
     "@ohos/disklrucache": "^2.0.0",
     "@ohos/svg": "^2.0.0",