diff --git a/api/@ohos.app.form.formInfo.d.ts b/api/@ohos.app.form.formInfo.d.ts
index c6c6e9245bc506618b3bef00cfa9932114d7438f..c4887d90aaef4d4b4a5f0ad0744dfb9dedd33bc0 100644
--- a/api/@ohos.app.form.formInfo.d.ts
+++ b/api/@ohos.app.form.formInfo.d.ts
@@ -1140,6 +1140,34 @@ declare namespace formInfo {
      * @since 12
      */
     FORM_PERMISSION_GRANTED_KEY = 'ohos.extra.param.key.permission_granted',
+    
+    /**
+     * Indicates the key specifying the width(vp) of the form to be obtained, which is represented as
+     * want: {
+     *   "parameters": {
+     *       FORM_WIDTH_VP_KEY: 400vp
+     *    }
+     * }
+     *
+     * @syscap SystemCapability.Ability.Form
+     * @atomicservice
+     * @since 20
+     */
+    FORM_WIDTH_VP_KEY = 'ohos.extra.param.key.form_width_vp',
+
+    /**
+     * Indicates the key specifying the height(vp) of the form to be obtained, which is represented as
+     * want: {
+     *   "parameters": {
+     *       FORM_HEIGHT_VP_KEY: 400vp
+     *    }
+     * }
+     *
+     * @syscap SystemCapability.Ability.Form
+     * @atomicservice
+     * @since 20
+     */
+    FORM_HEIGHT_VP_KEY = 'ohos.extra.param.key.form_height_vp',
   }
 
   /**