diff --git a/en/application-dev/reference/apis/js-apis-system-parameter.md b/en/application-dev/reference/apis/js-apis-system-parameter.md
index db74b6b6c4e725c68f47419997bbecb1362da435..0dc490855181cedbe2199810dd45a28384c75c71 100644
--- a/en/application-dev/reference/apis/js-apis-system-parameter.md
+++ b/en/application-dev/reference/apis/js-apis-system-parameter.md
@@ -5,7 +5,7 @@ For details about the system parameter design principles and definitions, see
 [Service Management](../../../device-dev/subsystems/subsys-boot-init-sysparam.md).
 
 > **NOTE**
-> - The APIs of this module are no longer maintained since API version 9. It is recommended that you use [@ohos.systemParameterV9](js-apis-system-parameterV9.md) instead.
+> - The APIs of this module are no longer maintained since API version 9. It is recommended that you use [@ohos.systemParameterEnhance](js-apis-system-parameterEnhance.md) instead.
 > - The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 > - The APIs provided by this module are system APIs.
 > - Third-party applications cannot use the APIs provided by this module, because system parameters each require specific discretionary access control (DAC) and MAC permissions.
diff --git a/en/application-dev/reference/errorcodes/errorcode-CommonEventService.md b/en/application-dev/reference/errorcodes/errorcode-CommonEventService.md
index fc58fc8c6dcc0f1fd3351338bf38c9aa65f8e6b4..9b61d8e62ed722b1a3409d8d8ddcfe8c31962cc6 100644
--- a/en/application-dev/reference/errorcodes/errorcode-CommonEventService.md
+++ b/en/application-dev/reference/errorcodes/errorcode-CommonEventService.md
@@ -4,7 +4,7 @@
 
 **Error Message**
 
-Want action is null
+The action field in the want parameter is null.
 
 **Description**
 
@@ -22,7 +22,7 @@ Make sure the **Action** attribute in the **want** object is not null.
 
 **Error Message**
 
-sandbox application can not send common event
+A sandbox application cannot send common events.
 
 **Description**
 
@@ -40,7 +40,7 @@ Check whether the application used to send a common event is a sandbox applicati
 
 **Error Message**
 
-common event send frequency too high
+Too many common events are send in a short period of time.
 
 **Description**
 
@@ -58,7 +58,7 @@ Do not send common events too frequently.
 
 **Error Message**
 
-not System services or System app
+A third-party application cannot send system common events.
 
 **Description**
 
@@ -76,7 +76,7 @@ Make sure the application to send system common events is a system application o
 
 **Error Message**
 
-subscriber can not found
+The subscriber is not found.
 
 **Description**
 
@@ -94,7 +94,7 @@ Check whether the subscription has already been canceled. If the subscription ha
 
 **Error Message**
 
-userId is invalid
+Invalid userId.
 
 **Description**
 
@@ -107,11 +107,12 @@ The user ID is different from the system user ID, or the application is not a sy
 **Solution**
 1. Make sure the current user ID is the same as the system user ID.
 2. Make sure the application is a system application or system service.
+
 ##  1500007 Failed to Send a Request Through IPC
 
 **Error Message**
 
-message send error
+Failed to send the message.
 
 **Description**
 
@@ -129,7 +130,7 @@ Do not set up connections frequently. Try again later.
 
 **Error Message**
 
-CEMS error
+Failed to read the data.
 
 **Description**
 
@@ -147,7 +148,7 @@ Try again later.
 
 **Error Message**
 
-system error
+System error.
 
 **Description**