update docs

Signed-off-by: NAnnie_wang <annie.wangli@huawei.com>

en/application-dev/reference/apis/Readme-EN.md

@@ -225,7 +225,7 @@
   - [@ohos.data.dataShareResultSet (DataShare Result Set)](js-apis-data-DataShareResultSet.md)
   - [@ohos.data.distributedDataObject (Distributed Data Object)](js-apis-data-distributedobject.md)
   - [@ohos.data.distributedKVStore (Distributed KV Store)](js-apis-distributedKVStore.md) 
-  - [@ohos.data.preferences (Preferences)](js-apis-data-preferences.md)
+  - [@ohos.data.preferences (User Preferences)](js-apis-data-preferences.md)
   - [@ohos.data.relationalStore (RDB Store)](js-apis-data-relationalStore.md)
   - [@ohos.data.ValuesBucket (Value Bucket)](js-apis-data-valuesBucket.md)
 
@@ -272,8 +272,8 @@
   - [@ohos.rpc (RPC)](js-apis-rpc.md)
   - [@ohos.wifiManager (WLAN)](js-apis-wifiManager.md)
   - [@ohos.wifiManagerExt (WLAN Extension)](js-apis-wifiManagerExt.md)
-  - [@ohos.wifi (To Be Deprecated Soon)](js-apis-wifi.md)
-  - [@ohos.wifiext (To Be Deprecated Soon)](js-apis-wifiext.md)
+  - [@ohos.wifi (WLAN) (To Be Deprecated Soon)](js-apis-wifi.md)
+  - [@ohos.wifiext (WLAN Extension)(To Be Deprecated Soon)](js-apis-wifiext.md)
   - tag
     - [nfctech (Standard NFC Technologies)](js-apis-nfctech.md)
     - [tagSession (Standard NFC Tag Session)](js-apis-tagSession.md)

en/application-dev/reference/apis/js-apis-data-preferences.md

-# @ohos.data.preferences (Preferences)
+# @ohos.data.preferences (User Preferences)
 
-The **Preferences** module provides APIs for processing data in the form of key-value (KV) pairs and supports persistence of the KV pairs when required.
+The **user preferences** module provides APIs for processing data in the form of key-value (KV) pairs and supports persistence of the KV pairs when required.
 
 The key is of the string type, and the value can be a number, a string, a Boolean value, or an array of numbers, strings, or Boolean values.
 
@@ -181,7 +181,7 @@ The deleted **Preferences** instance cannot be used for data operations. Otherwi
 
 **Error codes**
 
-For details about the following error codes, see [Preference Error Codes](../errorcodes/errorcode-preferences.md).
+For details about the error codes, see [User Preference Error Codes](../errorcodes/errorcode-preferences.md).
 
 | ID| Error Message                      |
 | -------- | ------------------------------|
@@ -213,6 +213,7 @@ Stage model:
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+
 class EntryAbility extends UIAbility {
     onWindowStageCreate(windowStage) {
         try {
@@ -257,7 +258,7 @@ The deleted **Preferences** instance cannot be used for data operations. Otherwi
 
 **Error codes**
 
-For details about the following error codes, see [Preference Error Codes](../errorcodes/errorcode-preferences.md).
+For details about the error codes, see [User Preference Error Codes](../errorcodes/errorcode-preferences.md).
 
 | ID| Error Message                      |
 | -------- | ------------------------------|
@@ -288,6 +289,7 @@ Stage model:
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+
 class EntryAbility extends UIAbility {
     onWindowStageCreate(windowStage) {
         try{
@@ -348,6 +350,7 @@ Stage model:
 
 ```ts
 import UIAbility from '@ohos.app.ability.UIAbility';
+
 class EntryAbility extends UIAbility {
     onWindowStageCreate(windowStage) {
         try {
@@ -500,7 +503,7 @@ try {
     promise.then((data) => {
         console.info("Got the value of 'startup'. Data: " + data);
     }).catch((err) => {
-        console.info("Failed to get value of 'startup'. code =" + err.code + ", message =" + err.message);
+        console.info("Failed to obtain the value of 'startup'. code =" + err.code + ", message =" + err.message);
     })
 } catch(err) {
     console.info("Failed to obtain the value of 'startup'. code =" + err.code + ", message =" + err.message);

en/application-dev/reference/errorcodes/Readme-EN.md

@@ -43,7 +43,7 @@
   - [DataShare Error Codes](errorcode-datashare.md)
   - [Distributed Data Object Error Codes](errorcode-distributed-dataObject.md)
   - [Distributed KV Store Error Codes](errorcode-distributedKVStore.md)
-  - [Preferences Error Codes](errorcode-preferences.md)
+  - [User Preference Error Codes](errorcode-preferences.md)
 - File Management
   - [File Management Error Codes](errorcode-filemanagement.md)
 - Telephony Service

en/application-dev/reference/errorcodes/errorcode-preferences.md

-# Preferences Error Codes
+# User Preference Error Codes
 
 > **NOTE**
 >
 > This topic describes only module-specific error codes. For details about universal error codes, see [Universal Error Codes](errorcode-universal.md).
 
-## 15500010 Failed to Delete Preferences
+## 15500010 Failed to Delete the User Preference Persistence File
 **Error Message**
 
 Failed to delete preferences.
 
 **Description**
 
-Failed to delete the preference.
+The operation of deleting the user preference persistence file failed.
 
 **Possible Causes**