diff --git a/api/@internal/ets/lifecycle.d.ts b/api/@internal/ets/lifecycle.d.ts
index a96e080645cfeb834ea238d257c9f9fd470d7710..ae675446dcbde548d37d72488f39413d79ab7cf2 100644
--- a/api/@internal/ets/lifecycle.d.ts
+++ b/api/@internal/ets/lifecycle.d.ts
@@ -19,118 +19,11 @@ import { AbilityInfo } from "../bundle/abilityInfo";
 import { DataAbilityResult } from "../ability/dataAbilityResult";
 import { DataAbilityOperation } from "../ability/dataAbilityOperation";
 import dataAbility from "../@ohos.data.dataAbility";
-import formBindingData from "../@ohos.ability.formBindingData";
-import formManager from "../@ohos.ability.formManager";
 import rdb from "../@ohos.data.rdb";
 import rpc from "../@ohos.rpc";
 import resourceManager from "../@ohos.resourceManager";
 import { PacMap } from "../ability/dataAbilityHelper";
 
-/**
- * interface of form lifecycle.
- *
- * @name LifecycleForm
- * @since 7
- * @sysCap AAFwk
- * @devices phone, tablet, tv, wearable, car
- */
-export declare interface LifecycleForm {
-  /**
-   * Called to return a {@link formBindingData.FormBindingData} object.
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param want Indicates the detailed information for creating a {@link formBindingData#FormBindingData}.
-   *               The {@code Want} object must include the form ID, form name, and grid style of the form,
-   *               which can be obtained from {@link formManager#FormParam#IDENTITY_KEY},
-   *               {@link formManager#FormParam#NAME_KEY}, and {@link formManager#FormParam#DIMENSION_KEY},
-   *               respectively. Such form information must be managed as persistent data for further form
-   *               acquisition, update, and deletion.
-   * @return Returns the created {@link formBindingData#FormBindingData} object.
-   */
-  onCreate?(want: Want): formBindingData.FormBindingData;
-
-  /**
-   * Called when the form provider is notified that a temporary form is successfully converted to a normal form.
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param formId Indicates the ID of the form.
-   * @return -
-   */
-  onCastTempToNormal?(formId: string): void;
-
-  /**
-   * Called to notify the form provider to update a specified form.
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param formId Indicates the ID of the form to update.
-   * @return -
-   */
-  onUpdate?(formId: string): void;
-
-  /**
-   * Called when the form provider receives form events from the system.
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param newStatus Indicates the form events occurred. The key in the {@code Map} object indicates the form ID,
-   *    and the value indicates the event type, which can be either {@link formManager#VisibilityType#FORM_VISIBLE}
-   *    or {@link formManager#VisibilityType#FORM_INVISIBLE}. {@link formManager#VisibilityType#FORM_VISIBLE}
-   *    means that the form becomes visible, and {@link formManager#VisibilityType#FORM_INVISIBLE}
-   *    means that the form becomes invisible.
-   * @return -
-   */
-  onVisibilityChanged?(newStatus: { [key: string]: number }): void;
-
-  /**
-   * Called when a specified message event defined by the form provider is triggered. This method is valid only for
-   * JS forms.
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param formId Indicates the ID of the form on which the message event is triggered, which is provided by
-   *               the client to the form provider.
-   * @param message Indicates the value of the {@code params} field of the message event. This parameter is
-   *                used to identify the specific component on which the event is triggered.
-   * @return -
-   */
-  onTriggerEvent?(formId: string, message: string): void;
-
-  /**
-   * Called to notify the form provider that a specified form has been deleted. Override this method if
-   * you want your application, as the form provider, to be notified of form deletion.
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param formId Indicates the ID of the deleted form.
-   * @return -
-   */
-  onDelete?(formId: string): void;
-
-  /**
-   * Called to return a {@link FormState} object.
-   *
-   * <p>You must override this callback if you want this ability to return the actual form state. Otherwise,
-   * this method returns {@link FormState#DEFAULT} by default.</p>
-   *
-   * @devices phone, tablet, tv, wearable, car
-   * @since 7
-   * @sysCap AAFwk
-   * @param want Indicates the description of the form for which the {@link formManager#FormState} is obtained.
-   *    The description covers the bundle name, ability name, module name, form name, and form dimensions.
-   * @return Returns the {@link formManager#FormState} object.
-   */
-  onAcquireFormState?(want: Want): formManager.FormState;
-}
-
 /**
  * interface of app lifecycle.
  *