diff --git a/api/@ohos.net.connection.d.ts b/api/@ohos.net.connection.d.ts
index d6781a6b2..e25ee4d50 100644
--- a/api/@ohos.net.connection.d.ts
+++ b/api/@ohos.net.connection.d.ts
@@ -485,6 +485,7 @@ declare namespace connection {
    * Obtains the network independent global {@link HttpProxy} proxy settings.
    * @param { AsyncCallback<HttpProxy> } callback Returns the proxy settings. For details, see {@link HttpProxy}.
    * @throws { BusinessError } 401 - Parameter error.
+   * @throws { BusinessError } 202 - Non-system applications use system APIs.
    * @throws { BusinessError } 2100002 - Operation failed. Cannot connect to service.
    * @throws { BusinessError } 2100003 - System internal error.
    * @syscap SystemCapability.Communication.NetManager.Core
@@ -497,6 +498,7 @@ declare namespace connection {
    * Obtains the network independent global {@link HttpProxy} proxy settings.
    * @returns { Promise<HttpProxy> } the promise returned by the function.
    * @throws { BusinessError } 401 - Parameter error.
+   * @throws { BusinessError } 202 - Non-system applications use system APIs.
    * @throws { BusinessError } 2100002 - Operation failed. Cannot connect to service.
    * @throws { BusinessError } 2100003 - System internal error.
    * @syscap SystemCapability.Communication.NetManager.Core
@@ -512,6 +514,7 @@ declare namespace connection {
    * @param { AsyncCallback<void> } callback Returns the callback of setGlobalHttpProxy.
    * @throws { BusinessError } 201 - Permission denied.
    * @throws { BusinessError } 401 - Parameter error.
+   * @throws { BusinessError } 202 - Non-system applications use system APIs.
    * @throws { BusinessError } 2100001 - Invalid parameter value.
    * @throws { BusinessError } 2100002 - Operation failed. Cannot connect to service.
    * @throws { BusinessError } 2100003 - System internal error.
@@ -528,6 +531,7 @@ declare namespace connection {
    * @returns { Promise<void> } the promise returned by the function.
    * @throws { BusinessError } 201 - Permission denied.
    * @throws { BusinessError } 401 - Parameter error.
+   * @throws { BusinessError } 202 - Non-system applications use system APIs.
    * @throws { BusinessError } 2100001 - Invalid parameter value.
    * @throws { BusinessError } 2100002 - Operation failed. Cannot connect to service.
    * @throws { BusinessError } 2100003 - System internal error.
diff --git a/api/@ohos.net.ethernet.d.ts b/api/@ohos.net.ethernet.d.ts
index 8d9e92727..017b0d7ab 100644
--- a/api/@ohos.net.ethernet.d.ts
+++ b/api/@ohos.net.ethernet.d.ts
@@ -172,9 +172,9 @@ declare namespace ethernet {
    * @param { 'interfaceStateChange' } type Indicates Event name.
    * @param { Callback<{ iface: string, active: boolean }> } callback including iface Indicates the ethernet interface,
    * and active Indicates whether the interface is active. 
-   * @throws { BusinessError } 201 Permission denied.
+   * @throws { BusinessError } 201 - Permission denied.
    * @throws { BusinessError } 202 - Non-system applications use system APIs.
-   * @throws { BusinessError } 401 Parameter error.
+   * @throws { BusinessError } 401 - Parameter error.
    * @syscap SystemCapability.Communication.NetManager.Ethernet
    * @systemapi Hide this for inner system use.
    * @since 10
@@ -187,9 +187,9 @@ declare namespace ethernet {
    * @param { 'interfaceStateChange' } type Indicates Event name.
    * @param { Callback<{ iface: string, active: boolean }> } callback including iface Indicates the ethernet interface,
    * and active Indicates whether the interface is active.
-   * @throws { BusinessError } 201 Permission denied.
+   * @throws { BusinessError } 201 - Permission denied.
    * @throws { BusinessError } 202 - Non-system applications use system APIs.
-   * @throws { BusinessError } 401 Parameter error.
+   * @throws { BusinessError } 401 - Parameter error.
    * @syscap SystemCapability.Communication.NetManager.Ethernet
    * @systemapi Hide this for inner system use.
    * @since 10