diff --git a/en/application-dev/reference/apis/js-apis-settings.md b/en/application-dev/reference/apis/js-apis-settings.md
index 83b3ac3920ac5fe6bca78974f664174157da86b0..81444a400e5dc33c2a2b53c489488fea4fe1be58 100644
--- a/en/application-dev/reference/apis/js-apis-settings.md
+++ b/en/application-dev/reference/apis/js-apis-settings.md
@@ -27,7 +27,7 @@ Obtains the URI of a data item.
 
 | Name| Type| Mandatory| Description|
 | -------- | -------- | -------- | -------- |
-| name | string | Yes| Name of the target data item. Data items can be classified as follows:<br> <ul><li>Existing data items in the database, for example:<br></li> <ul><li>Brightness: 'settings.screen.brightness'<br> </li>  <li>Time format: 'settings.time.format'<br> </li></ul> <li>Custom data items</li></ul>|
+| name | string | Yes| Name of the target data item. Data items can be classified as follows:<br> <ul><li>Existing data items in the database, for example:<br></li> <ul><li>Brightness: settings.display.SCREEN_BRIGHTNESS_STATUS<br> </li>  <li>Time format: settings.date.TIME_FORMAT<br> </li></ul> <li>Custom data items</li></ul>|
 
 **Return value**
 
@@ -39,7 +39,7 @@ Obtains the URI of a data item.
 
 ```typescript
  // Obtain the URI of a data item.
- let urivar = settings.getUriSync('settings.screen.brightness');  
+ let urivar = settings.getUriSync(settings.display.SCREEN_BRIGHTNESS_STATUS);  
 ```
 
 
@@ -55,7 +55,7 @@ Obtains the value of a data item.
 | Name| Type| Mandatory| Description|
 | -------- | -------- | -------- | -------- |
 | dataAbilityHelper | [DataAbilityHelper](js-apis-dataAbilityHelper.md) | Yes| **DataAbilityHelper** class.|
-| name | string | Yes| Name of the target data item. Data items can be classified as follows:<br> <ul><li>Existing data items in the database, for example:<br></li> <ul><li>Brightness: 'settings.screen.brightness'<br> </li>  <li>Time format: 'settings.time.format'<br> </li></ul> <li>Custom data items</li></ul>|
+| name | string | Yes| Name of the target data item. Data items can be classified as follows:<br> <ul><li>Existing data items in the database, for example:<br></li> <ul><li>Brightness: settings.display.SCREEN_BRIGHTNESS_STATUS<br> </li>  <li>Time format: settings.date.TIME_FORMAT<br> </li></ul> <li>Custom data items</li></ul>|
 | defValue | string | Yes| Default value This parameter is user-defined. If it is not found in the database, the default value is returned.|
 
 **Return value**
@@ -69,11 +69,10 @@ Obtains the value of a data item.
 ```typescript
   import featureAbility from '@ohos.ability.featureAbility';
 
-// Obtain the value of 'settings.screen.brightness' (this data item already exists in the database).
-let brightness = 'settings.screen.brightness';
-let uri = settings.getUriSync(brightness);
+// Obtain the value of settings.display.SCREEN_BRIGHTNESS_STATUS (this data item already exists in the database).
+let uri = settings.getUriSync(settings.display.SCREEN_BRIGHTNESS_STATUS);
 let helper = featureAbility.acquireDataAbilityHelper(uri);
-let value = settings.getValueSync(helper, brightness, '10');
+let value = settings.getValueSync(helper, settings.display.SCREEN_BRIGHTNESS_STATUS, '10');
 ```
 
 
@@ -85,7 +84,7 @@ Sets the value of a data item.
 
 If the specified data item exists in the database, the **setValueSync** method updates the value of the data item. If the data item does not exist in the database, the **setValueSync** method inserts the data item into the database.
 
-**Required permissions**: ohos.permission.WRITE_SYSTEM_SETTING
+**Required permissions**: ohos.permission.MODIFY_SETTINGS
 
 **System capability**: SystemCapability.Applictaions.settings.Core
 
@@ -94,7 +93,7 @@ If the specified data item exists in the database, the **setValueSync** method u
 | Name| Type| Mandatory| Description|
 | -------- | -------- | -------- | -------- |
 | dataAbilityHelper | [DataAbilityHelper](js-apis-dataAbilityHelper.md) | Yes| **DataAbilityHelper** class.|
-| name | string | Yes| Name of the target data item. Data items can be classified as follows:<br> <ul><li>Existing data items in the database, for example:<br></li> <ul><li>Brightness: 'settings.screen.brightness'<br> </li>  <li>Time format: 'settings.time.format'<br> </li></ul> <li>Custom data items</li></ul>|
+| name | string | Yes| Name of the target data item. Data items can be classified as follows:<br> <ul><li>Existing data items in the database, for example:<br></li> <ul><li>Brightness: settings.display.SCREEN_BRIGHTNESS_STATUS<br> </li>  <li>Time format: settings.date.TIME_FORMAT<br> </li></ul> <li>Custom data items</li></ul>|
 | value | string | Yes| Value of the data item.|
 
 **Return value**
@@ -108,10 +107,9 @@ If the specified data item exists in the database, the **setValueSync** method u
 ```typescript
   import featureAbility from '@ohos.ability.featureAbility';
 
-// Update the value of 'settings.screen.brightness'. (As this data item exists in the database, the setValueSync 
+// Update the value of settings.display.SCREEN_BRIGHTNESS_STATUS. (As this data item exists in the database, the setValueSync 
    method will update the value of the data item.)
-let brightness = 'settings.screen.brightness';
-let uri = settings.getUriSync(brightness);
+let uri = settings.getUriSync(settings.display.SCREEN_BRIGHTNESS_STATUS);
 let helper = featureAbility.acquireDataAbilityHelper(uri);
-let ret = settings.setValueSync(helper, brightness, '100');
+let ret = settings.setValueSync(helper, settings.display.SCREEN_BRIGHTNESS_STATUS, '100');
 ```
\ No newline at end of file
diff --git a/zh-cn/application-dev/reference/apis/js-apis-settings.md b/zh-cn/application-dev/reference/apis/js-apis-settings.md
index 0feab0dff0c31e84b0eee5569685b2d7d0f280f8..e4b3595f061e8a549450f81fde6fd36ed5578809 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-settings.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-settings.md
@@ -26,7 +26,7 @@ getUriSync(name: string): string
 - 参数：
   | 参数名 | 类型 | 必填 | 说明 |
   | -------- | -------- | -------- | -------- |
-  | name | string | 是 | 数据项的名称。数据项名称分为以下两种：<br> <ul><li>数据库中已存在的数据项，包括：<br></li> <ul><li>亮度：'settings.screen.brightness' <br> </li>  <li> 时间格式：'settings.time.format' <br> </li></ul> <li>开发者自行添加的数据项。</li></ul>|
+  | name | string | 是 | 数据项的名称。数据项名称分为以下两种：<br> <ul><li>数据库中已存在的数据项，包括：<br></li> <ul><li>亮度：settings.display.SCREEN_BRIGHTNESS_STATUS <br> </li>  <li> 时间格式：settings.date.TIME_FORMAT <br> </li></ul> <li>开发者自行添加的数据项。</li></ul>|
 
 - 返回值：
   | 类型 | 说明 |
@@ -36,7 +36,7 @@ getUriSync(name: string): string
 - 示例：
   ```typescript
    // 获取数据项的URI
-   let urivar = settings.getUriSync('settings.screen.brightness');  
+   let urivar = settings.getUriSync(settings.display.SCREEN_BRIGHTNESS_STATUS);
   ```
 
 
@@ -52,7 +52,7 @@ getValueSync(dataAbilityHelper: DataAbilityHelper, name: string, defValue: strin
   | 参数名 | 类型 | 必填 | 说明 |
   | -------- | -------- | -------- | -------- |
   | dataAbilityHelper | [DataAbilityHelper](js-apis-dataAbilityHelper.md) | 是 | 数据管理辅助类。 |
-  | name | string | 是 | 数据项的名称。数据项名称分为以下两种：<br> <ul><li>数据库中已存在的数据项，包括：<br></li> <ul><li>亮度：'settings.screen.brightness' <br> </li>  <li> 时间格式：'settings.time.format' <br> </li></ul> <li>开发者自行添加的数据项。</li></ul>|
+  | name | string | 是 | 数据项的名称。数据项名称分为以下两种：<br> <ul><li>数据库中已存在的数据项，包括：<br></li> <ul><li>亮度：settings.display.SCREEN_BRIGHTNESS_STATUS <br> </li>  <li> 时间格式：settings.date.TIME_FORMAT <br> </li></ul> <li>开发者自行添加的数据项。</li></ul>|
   | defValue | string | 是 | 默认值。由开发者设置，当未从数据库中查询到该数据时，则返回该默认值。 |
 
 - 返回值：
@@ -65,10 +65,9 @@ getValueSync(dataAbilityHelper: DataAbilityHelper, name: string, defValue: strin
   import featureAbility from '@ohos.ability.featureAbility';
 
   //获取数据项亮度的值（该数据项在数据库中已存在）
-  let brightness = 'settings.screen.brightness';
-  let uri = settings.getUriSync(brightness);
+  let uri = settings.getUriSync(settings.display.SCREEN_BRIGHTNESS_STATUS);
   let helper = featureAbility.acquireDataAbilityHelper(uri);
-  let value = settings.getValueSync(helper, brightness, '10');
+  let value = settings.getValueSync(helper, settings.display.SCREEN_BRIGHTNESS_STATUS, '10');
   ```
 
 
@@ -79,7 +78,7 @@ setValueSync(dataAbilityHelper: DataAbilityHelper, name: string, value: string):
 设置数据项的值。
 如果数据库中已经存在该数据项，则setValueSync方法将更新该数据项的值；如果数据库中尚未存在该数据项，则setValueSync方法将向数据库中插入该数据项。
 
-**需要权限**：ohos.permission.WRITE_SYSTEM_SETTING。
+**需要权限**：ohos.permission.MODIFY_SETTINGS。
 
 **系统能力**：SystemCapability.Applictaions.settings.Core。
 
@@ -87,7 +86,7 @@ setValueSync(dataAbilityHelper: DataAbilityHelper, name: string, value: string):
   | 参数名 | 类型 | 必填 | 说明 |
   | -------- | -------- | -------- | -------- |
   | dataAbilityHelper | [DataAbilityHelper](js-apis-dataAbilityHelper.md) | 是 | 数据管理辅助类。 |
-  | name | string | 是 | 数据项的名称。数据项名称分为以下两种：<br> <ul><li>数据库中已存在的数据项，包括：<br></li> <ul><li>亮度：'settings.screen.brightness' <br> </li>  <li> 时间格式：'settings.time.format' <br> </li></ul> <li>开发者自行添加的数据项。</li></ul>|
+  | name | string | 是 | 数据项的名称。数据项名称分为以下两种：<br> <ul><li>数据库中已存在的数据项，包括：<br></li> <ul><li>亮度：settings.display.SCREEN_BRIGHTNESS_STATUS <br> </li>  <li> 时间格式：settings.date.TIME_FORMAT <br> </li></ul> <li>开发者自行添加的数据项。</li></ul>|
   | value | string | 是 | 数据项的具体数值。 |
 
 - 返回值：
@@ -100,8 +99,7 @@ setValueSync(dataAbilityHelper: DataAbilityHelper, name: string, value: string):
   import featureAbility from '@ohos.ability.featureAbility';
 
   //更新数据项亮度的值（该数据项在数据库中已存在，故setValueSync方法将更新该数据项的值）
-  let brightness = 'settings.screen.brightness';
-  let uri = settings.getUriSync(brightness);
+  let uri = settings.getUriSync(settings.display.SCREEN_BRIGHTNESS_STATUS);
   let helper = featureAbility.acquireDataAbilityHelper(uri);
-  let ret = settings.setValueSync(helper, brightness, '100');
+  let ret = settings.setValueSync(helper, settings.display.SCREEN_BRIGHTNESS_STATUS, '100');
   ```