苹果iPhone 4 (GSM / 2012) IOS升降级通道

iOS 7.1.2 (11D257)

iOS 7.1.1 (11D201)

iOS 7.1 (11D169)

iOS 7.0.6 (11B651)

iOS 7.0.4 (11B554a)

iOS 7.0.3 (11B511)

iOS 7.0.2 (11A501)

iOS 7.0 (11A465)

iOS 6.1.3 (10B329)

iOS 6.1.2 (10B146)

iOS 6.1 (10B144)

iOS 6.0.1 (10A523)

iOS 6.0 (10A403)