diff --git a/en/application-dev/reference/apis/js-apis-window.md b/en/application-dev/reference/apis/js-apis-window.md
index b3db77cfbac7a3c195a6f2d88cf88977332457ca..962cfcab34baa41fe1451e9771344f06f11099a6 100644
--- a/en/application-dev/reference/apis/js-apis-window.md
+++ b/en/application-dev/reference/apis/js-apis-window.md
@@ -1585,7 +1585,7 @@ Sets this window to the wide or default color gamut mode. This API uses a promis
 **Example**
 
 ```js
-let promise = windowClass.isSupportWideGamut(window.ColorSpace.WIDE_GAMUT);
+let promise = windowClass.setColorSpace(window.ColorSpace.WIDE_GAMUT);
 promise.then((data)=> {
     console.info('Succeeded in setting window colorspace. Data: ' + JSON.stringify(data));
 }).catch((err)=>{
diff --git a/zh-cn/application-dev/reference/apis/js-apis-window.md b/zh-cn/application-dev/reference/apis/js-apis-window.md
index 2c4c494b7a44909c0ca10e56312131b382e0cb61..385cac3a8d9020aaf8c0f517963c365fe6db6c5c 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-window.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-window.md
@@ -1589,7 +1589,7 @@ setColorSpace(colorSpace:ColorSpace): Promise<void>
 **示例：** 
 
 ```js
-let promise = windowClass.isSupportWideGamut(window.ColorSpace.WIDE_GAMUT);
+let promise = windowClass.setColorSpace(window.ColorSpace.WIDE_GAMUT);
 promise.then((data)=> {
     console.info('Succeeded in setting window colorspace. Data: ' + JSON.stringify(data));
 }).catch((err)=>{