diff --git a/src/constants.js b/src/constants.js
index b46cb54..6b0ff04 100644
--- a/src/constants.js
+++ b/src/constants.js
@@ -47,6 +47,7 @@ export const DEFAULTS = Object.freeze({
   
   // 高级
   resetTimerOnUpdate: false,
+  notifyWhenHidden: false,
   
   // 国际化
   locale: 'zh-CN',
diff --git a/types/index.d.ts b/types/index.d.ts
index e220e76..2d6d33c 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -268,12 +268,58 @@ export interface ToastConfig {
   onClose?: (toast: ToastInstance) => void;
   /** 点击回调 */
   onClick?: (toast: ToastInstance) => void;
+  /** 更新回调 */
+  onUpdate?: (toast: ToastInstance) => void;
+  /** 自定义渲染函数 */
+  render?: (toast: ToastInstance) => string;
+  /** 更新时重置计时器 */
+  resetTimerOnUpdate?: boolean;
+  /** 后台发送系统通知 */
+  notifyWhenHidden?: boolean;
+  /** 分组名称 */
+  group?: string;
   /** 语言 */
   locale?: ToastLocale;
   /** 插件 */
   plugins?: Array<string | Plugin>;
 }
 
+/** Action Toast 按钮 */
+export interface ActionButton {
+  text: string;
+  onClick: (toast: ToastInstance) => void;
+  color?: string;
+  style?: Partial<CSSStyleDeclaration>;
+  close?: boolean;
+}
+
+/** 可取消的队列 */
+export interface QueueControl {
+  then: (onFulfilled?: (value: any) => any, onRejected?: (reason: any) => any) => Promise<any>;
+  catch: (onRejected?: (reason: any) => any) => Promise<any>;
+  cancel: () => void;
+}
+
+/** 分组API */
+export interface GroupAPI {
+  show: (messageOrOpts: string | ToastOptions, opts?: ToastOptions) => ToastInstance;
+  success: (messageOrOpts: string | ToastOptions, opts?: ToastOptions) => ToastInstance;
+  error: (messageOrOpts: string | ToastOptions, opts?: ToastOptions) => ToastInstance;
+  warning: (messageOrOpts: string | ToastOptions, opts?: ToastOptions) => ToastInstance;
+  info: (messageOrOpts: string | ToastOptions, opts?: ToastOptions) => ToastInstance;
+  loading: (messageOrOpts: string | ToastOptions, opts?: ToastOptions) => LoadingControl;
+  action: (messageOrOpts: string | ToastOptions, actions: ActionButton[], opts?: ToastOptions) => ActionControl;
+  dismiss: () => void;
+  count: () => number;
+}
+
+/** Action Toast 控制对象 */
+export interface ActionControl {
+  id: string;
+  toast: ToastInstance;
+  dismiss: () => void;
+}
+
 // Toast选项
 export interface ToastOptions extends ToastConfig {
   /** Toast类型 */
@@ -592,11 +638,19 @@ export interface MeToast {
   progress(message: string, options?: ProgressOptions): ProgressControl;
   /** 倒计时Toast */
   countdown(message: string, seconds: number, options?: CountdownOptions): CountdownControl;
+  /** Action Toast */
+  action(message: string, actions: ActionButton[], options?: ToastOptions): ActionControl;
   /** 队列Toast */
-  queue(messages: Array<string | ToastOptions>, options?: QueueOptions): Promise<void>;
+  queue(messages: Array<string | ToastOptions>, options?: QueueOptions): QueueControl;
   /** 堆叠Toast */
   stack(messages: Array<string | ToastOptions>, options?: StackOptions): void;
   
+  // 分组管理
+  /** 创建分组 */
+  group(name: string): GroupAPI;
+  /** 按组关闭 */
+  dismissGroup(name: string): void;
+  
   // Toast管理
   /** 查找Toast */
   find(id: string): ToastInstance | undefined;