https://developer.apple.com/download/more/
证书制作地址：
https://developer.apple.com/account/ios/profile/
官方固件下载地址：
https://support.apple.com/zh_CN/downloads/
Bata版开发证书：
https://beta.apple.com/sp/betaprogram/redemption?locale=zh#iosdownload
iTunes Connect: