修改文档

Author: zhaoyongqiang

iOS/README.md

@@ -13,7 +13,7 @@ After users upgrade their iOS devices to iOS 14.0, and use an app that integrate
 
 ## Prerequisites
 
-- Xcode 10.0+
+- Xcode 13.0+
 - Physical iOS device (iPhone or iPad)
 - iOS simulator is NOT supported
 
@@ -25,6 +25,11 @@ This section shows you how to prepare, build, and run the sample application.
 
 Change directory into **iOS** folder, run following command to install project dependencies,
 
+use cocoapods
+
+[install cocoapods](http://t.zoukankan.com/lijiejoy-p-9680485.html)
+
+
 ```
 pod install
 ```

iOS/README.zh.md

@@ -13,7 +13,7 @@ iOS 系统版本升级至 14.0 版本后，用户首次使用集成了声网 iOS
 
 ## 环境准备
 
-- XCode 10.0 +
+- XCode 13.0 +
 - iOS 真机设备
 - 不支持模拟器
 
@@ -25,6 +25,10 @@ iOS 系统版本升级至 14.0 版本后，用户首次使用集成了声网 iOS
 
 切换到 **iOS** 目录，运行以下命令使用CocoaPods安装依赖，Agora视频SDK会在安装后自动完成集成。
 
+使用cocoapods
+
+[安装cocoapods](http://t.zoukankan.com/lijiejoy-p-9680485.html)
+
 ```
 pod install
 ```