diff --git a/api/@ohos.application.appManager.d.ts b/api/@ohos.application.appManager.d.ts
index db2115cb51..77b341b2cc 100644
--- a/api/@ohos.application.appManager.d.ts
+++ b/api/@ohos.application.appManager.d.ts
@@ -62,6 +62,20 @@ declare namespace appManager {
      function getForegroundApplications(callback: AsyncCallback<Array<AppStateData>>): void;
      function getForegroundApplications(): Promise<Array<AppStateData>>;
 
+    /**
+     * Kill process with account.
+     *
+     * @devices phone, tablet, tv, wearable, car
+     * @since 8
+     * @SysCap appexecfwk
+     * @param bundleName The process bundle name.
+     * @param accountId The account id.
+     * @systemapi hide this for inner system use
+     * @return -
+     */
+    function killProcessWithAccount(bundleName: string, accountId: number): Promise<void>;
+    function killProcessWithAccount(bundleName: string, accountId: number, callback: AsyncCallback<void>): void;
+
      /**
      * Is user running in stability test.
      *
diff --git a/api/application/AbilityContext.d.ts b/api/application/AbilityContext.d.ts
old mode 100755
new mode 100644
index 6b88dcee88..65a97c683e
--- a/api/application/AbilityContext.d.ts
+++ b/api/application/AbilityContext.d.ts
@@ -61,6 +61,21 @@ export default class AbilityContext extends Context {
     startAbility(want: Want, options: StartOptions, callback: AsyncCallback<void>): void;
     startAbility(want: Want, options?: StartOptions): Promise<void>;
 
+    /**
+     * Starts a new ability with account.
+     *
+     * @devices phone, tablet, tv, wearable, car
+     * @since 8
+     * @sysCap AAFwk
+     * @param want Indicates the want info to start.
+     * @param want Indicates the account to start.
+     * @systemapi hide for inner use.
+     * @return -
+     */
+    startAbilityWithAccount(want: Want, accountId: number, callback: AsyncCallback<void>): void;
+    startAbilityWithAccount(want: Want, accountId: number, options: StartOptions, callback: AsyncCallback<void>): void;
+    startAbilityWithAccount(want: Want, accountId: number, options?: StartOptions): Promise<void>;
+
     /**
      * Starts an ability and returns the execution result when the ability is destroyed.
      *
@@ -74,6 +89,21 @@ export default class AbilityContext extends Context {
     startAbilityForResult(want: Want, options: StartOptions, callback: AsyncCallback<AbilityResult>): void;
     startAbilityForResult(want: Want, options?: StartOptions): Promise<AbilityResult>;
 
+    /**
+     * Starts an ability and returns the execution result when the ability is destroyed with account.
+     *
+     * @devices phone, tablet, tv, wearable, car
+     * @since 8
+     * @sysCap AAFwk
+     * @param want Indicates the want info to start.
+     * @param want Indicates the account to start.
+     * @systemapi hide for inner use.
+     * @return Returns the {@link AbilityResult}.
+     */
+    startAbilityForResultWithAccount(want: Want, accountId: number, callback: AsyncCallback<AbilityResult>): void;
+    startAbilityForResultWithAccount(want: Want, accountId: number, options: StartOptions, callback: AsyncCallback<void>): void;
+    startAbilityForResultWithAccount(want: Want, accountId: number, options?: StartOptions): Promise<AbilityResult>;
+
     /**
      * Destroys this Page ability.
      *
@@ -111,6 +141,20 @@ export default class AbilityContext extends Context {
      */
     connectAbility(want: Want, options: ConnectOptions): number;
 
+    /**
+     * Connects the current ability to an ability using the AbilityInfo.AbilityType.SERVICE template with account.
+     *
+     * @devices phone, tablet, tv, wearable, car
+     * @since 8
+     * @sysCap AAFwk
+     * @param want The element name of the service ability
+     * @param options The remote object instance
+     * @param accountId The account to connect
+     * @systemapi hide for inner use.
+     * @return Returns the number code of the ability connected
+     */
+    connectAbilityWithAccount(want: Want, accountId: number, options: ConnectOptions): number;
+
     /**
      * The callback interface was connect successfully.
      *
diff --git a/api/application/ServiceExtensionContext.d.ts b/api/application/ServiceExtensionContext.d.ts
index a753bcc03c..200e2b3281 100644
--- a/api/application/ServiceExtensionContext.d.ts
+++ b/api/application/ServiceExtensionContext.d.ts
@@ -44,6 +44,21 @@ export default class ServiceExtensionContext extends ExtensionContext {
     startAbility(want: Want, options: StartOptions, callback: AsyncCallback<void>): void;
     startAbility(want: Want, options?: StartOptions): Promise<void>;
 
+    /**
+     * Service extension uses this method to start a specific ability with account.
+     *
+     * @devices phone, tablet, tv, wearable, car
+     * @since 8
+     * @sysCap AAFwk
+     * @param parameter Indicates the ability to start.
+     * @param parameter Indicates the accountId to start.
+     * @systemapi hide for inner use.
+     * @return -
+     */
+    startAbilityWithAccount(want: Want, accountId: number, callback: AsyncCallback<void>): void;
+    startAbilityWithAccount(want: Want, accountId: number, options: StartOptions, callback: AsyncCallback<void>): void;
+    startAbilityWithAccount(want: Want, accountId: number, options?: StartOptions): Promise<void>;
+
     /**
      * Destroys this service extension.
      *
@@ -72,6 +87,23 @@ export default class ServiceExtensionContext extends ExtensionContext {
      */
     connectAbility(want: Want, options: ConnectOptions): number;
 
+    /**
+     * Connects an ability to a Service extension with account.
+     *
+     * <p>This method can be called by an ability or service extension, but the destination of the connection must be a
+     * service extension. You must implement the {@link ConnectOptions} interface to obtain the proxy of the target
+     * service extension when the Service extension is connected.</p>
+     *
+     * @devices phone, tablet, tv, wearable, car
+     * @since 8
+     * @sysCap AAFwk
+     * @param request Indicates the service extension to connect.
+     * @param request Indicates the account to connect.
+     * @systemapi hide for inner use.
+     * @return connection id, int value.
+     */
+    connectAbilityWithAccount(want: Want, accountId: number, options: ConnectOptions): number;
+
     /**
      * Disconnects an ability to a service extension, in contrast to
      * {@link connectAbility}.