diff --git a/api/@internal/ets/lifecycle.d.ts b/api/@internal/ets/lifecycle.d.ts
index 627b634d449d6a8dc3ab08d1c637050c07a78cd3..c76e4447e18ea7221bb5bfa7856bb0d7009198a5 100644
--- a/api/@internal/ets/lifecycle.d.ts
+++ b/api/@internal/ets/lifecycle.d.ts
@@ -129,6 +129,16 @@ export declare interface LifecycleForm {
    * @FAModelOnly
    */
   onAcquireFormState?(want: Want): formInfo.FormState;
+
+  /**
+   * Called when the system shares the form.
+   *
+   * @since 8
+   * @syscap SystemCapability.Ability.AbilityRuntime.FAModel
+   * @return Returns the WantParams object.
+   * @FAModelOnly
+   */
+  onShare?(): {[key: string]: any};
 }
 
 /**
diff --git a/api/@ohos.application.FormExtension.d.ts b/api/@ohos.application.FormExtension.d.ts
index 80b685d4b1be32838d951e437dc19d8d33f18541..e6eb90c387d77e6c2e1511e90738d37a263ff967 100644
--- a/api/@ohos.application.FormExtension.d.ts
+++ b/api/@ohos.application.FormExtension.d.ts
@@ -139,4 +139,14 @@ export default class FormExtension {
      * @StageModelOnly
      */
     onAcquireFormState?(want: Want): formInfo.FormState;
+
+    /**
+     * Called when the system shares the form.
+     *
+     * @since 9
+     * @syscap SystemCapability.Ability.Form
+     * @return Returns the WantParams object.
+     * @StageModelOnly
+     */
+    onShare(): {[key: string]: any};
 }
\ No newline at end of file
diff --git a/api/@ohos.application.formHost.d.ts b/api/@ohos.application.formHost.d.ts
index e60df45a3d0fcaaaf85822510dc1b58c9deee93a..d0aec9b1aa821e6a9f127ff42ce152f0a2ba3585 100644
--- a/api/@ohos.application.formHost.d.ts
+++ b/api/@ohos.application.formHost.d.ts
@@ -267,5 +267,18 @@ declare namespace formHost {
      */
     function notifyFormsEnableUpdate(formIds: Array<string>, isEnableUpdate: boolean, callback: AsyncCallback<void>): void;
     function notifyFormsEnableUpdate(formIds: Array<string>, isEnableUpdate: boolean): Promise<void>;
+
+    /**
+     * Share forms by formID and deviceID.
+     *
+     * @since 8
+     * @syscap SystemCapability.Ability.Form
+     * @param formId Indicates the form ID
+     * @param deviceId Indicates the device ID
+     * @return -
+     * @permission ohos.permission.REQUIRE_FORM
+     */
+     function shareForm(formId: string, deviceId: string, callback: AsyncCallback<number>): void;
+     function shareForm(formId: string, deviceId: string): Promise<number>;
 }
 export default formHost;
\ No newline at end of file