diff --git a/en/application-dev/reference/apis/js-apis-hiappevent.md b/en/application-dev/reference/apis/js-apis-hiappevent.md
index f75b45946a8f5aa6541ce502c7ff58673ecd4e8a..f243121534038aeaf552027aa00dd15a9ccd6514 100644
--- a/en/application-dev/reference/apis/js-apis-hiappevent.md
+++ b/en/application-dev/reference/apis/js-apis-hiappevent.md
@@ -23,7 +23,7 @@ Writes event information to the event file of the current day. This API supports
 
 | Name   | Type                     | Mandatory| Description                                                        |
 | --------- | ------------------------- | ---- | ------------------------------------------------------------ |
-| eventName | string                    | Yes  | App event name.<br>You need to customize the event name. It can contain a maximum of 48 characters, including digits (0 to 9), letters (a to z), and underscores (\_). It must start with a letter. |
+| eventName | string                    | Yes  | Application event name.<br>You need to customize the event name. It can contain a maximum of 48 characters, including digits (0 to 9), letters (a to z), and underscores (\_). It must start with a letter. |
 | eventType | [EventType](#eventtype)   | Yes  | Application event type.                                              |
 | keyValues | object                    | Yes  | Parameter key-value pair. For a variable-length parameter, enter each pair of parameter name and value in sequence. For a JSON parameter, enter the parameter name as the key and parameter value as the value.<br>- A key must be a string, and a value must be a string, number, boolean, or Array (which can only be a string, number, or boolean).<br>- The number of event parameters must be less than or equal to 32.<br>- The parameter name can contain a maximum of 16 characters, including digits (0 to 9), letters (a to z), and underscores (\_). It must start with a letter and cannot end with an underscore (\_).<br>- A string value can contain a maximum of 8*1024 characters.<br>- An array value can contain a maximum of 100 elements. Excess elements will be truncated. |
 | callback  | AsyncCallback&lt;void&gt; | No  | Callback used to process the received return value.<br>-&nbsp; Value **0** indicates that the event verification is successful, and the event will be written to the event file asynchronously. <br>-&nbsp; A value greater than **0** indicates that invalid parameters are present in the event, and the event will be written to the event file asynchronously after the invalid parameters are ignored. <br>-&nbsp; A value smaller than **0** indicates that the event verification fails, and the event will not be written to the event file. |
@@ -56,7 +56,7 @@ Writes event information to the event file of the current day. This API supports
 
 | Name   | Type                   | Mandatory| Description                                                        |
 | --------- | ----------------------- | ---- | ------------------------------------------------------------ |
-| eventName | string                  | Yes  | App event name.<br>You need to customize the event name. It can contain a maximum of 48 characters, including digits (0 to 9), letters (a to z), and underscores (\_). It must start with a letter. |
+| eventName | string                  | Yes  | Application event name.<br>You need to customize the event name. It can contain a maximum of 48 characters, including digits (0 to 9), letters (a to z), and underscores (\_). It must start with a letter. |
 | eventType | [EventType](#eventtype) | Yes  | Application event type.                                              |
 | keyValues | object                  | Yes  | Parameter key-value pair. For a variable-length parameter, enter each pair of parameter name and value in sequence. For a JSON parameter, enter the parameter name as the key and parameter value as the value.<br>- A key must be a string, and a value must be a string, number, boolean, or Array (which can only be a string, number, or boolean).<br>- The number of event parameters must be less than or equal to 32.<br>- The parameter name can contain a maximum of 16 characters, including digits (0 to 9), letters (a to z), and underscores (\_). It must start with a letter and cannot end with an underscore (\_).<br>- A string value can contain a maximum of 8*1024 characters.<br>- An array value can contain a maximum of 100 elements. Excess elements will be truncated. |
 
diff --git a/zh-cn/application-dev/device/device-location-info.md b/zh-cn/application-dev/device/device-location-info.md
index 52b7211a8348cf9c7283e69c4e23d84f898a1e55..b7710eb652cd79ca466c31b80b6269eca62e85f4 100644
--- a/zh-cn/application-dev/device/device-location-info.md
+++ b/zh-cn/application-dev/device/device-location-info.md
@@ -66,7 +66,7 @@
 
    如果应用在后台运行时也需要访问设备位置，除需要将应用声明为允许后台运行外，还必须申请ohos.permission.LOCATION_IN_BACKGROUND权限，这样应用在切入后台之后，系统可以继续上报位置信息。
 
-   开发者可以在应用config.json文件中声明所需要的权限，示例代码如下：
+   开发者可以在应用module.json文件中声明所需要的权限，示例代码如下：
 
      
    ```
@@ -92,7 +92,7 @@
    import geolocation from '@ohos.geolocation';
    ```
 
-3. 实例化LocationRequest对象，用于告知系统该向应用提供何种类型的位置服务，以及位置结果上报的频率。
+3. 实例化LocationRequest对象，用于告知系统该向应用提供何种类型的位置服务，以及位置结果上报的频率。<br/>
    **方式一：**
 
    为了面向开发者提供贴近其使用场景的API使用方式，系统定义了几种常见的位置能力使用场景，并针对使用场景做了适当的优化处理，应用可以直接匹配使用，简化开发复杂度。系统当前支持场景如下表所示。