下载地址： iOS 14 iOS 14.0 iOS 14.1 iOS 14.3 iOS 14.4 iOS 14.5 iOS 14.6 iOS 14.7 iOS 15 iOS 15.0 iOS 15.2 iOS 15.3 iOS 15.4 iOS 15.5 iOS 16 iOS 16.0 iOS 16.1 iOS 16.2 iOS 16.3 iOS 16.4 iOS 16.5 解压后放在目录：/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport
