Down below you can find the custom IPSW's, created by BlackGeek (@BlackGeekTuto), to be use to downgrade all iPhone 4 models and the iPod Touch 4 Generation. All links are provided by the developer himself.
IMPORTANT: You have to download the GeekGrade_IPSW as well as the Boot_IPSW too
- Supported devices:
- iPhone 4
- iPhone 3GS (not publicly)
- iPod Touch 4G
- iPod Touch 3G (not publicly)
- iPad 1
- iPhone 4 GSM (3,1):
- iOS 6.1.2 10B146 GeekGrade_IPSW Boot_IPSW
- iOS 6.1 10B144 GeekGrade_IPSW Boot_IPSW
- iOS 5.1.1 9B206 GeekGrade_IPSW Boot_IPSW
- iOS 5.1 9B176 GeekGrade_IPSW Boot_IPSW
- iOS 5.0.1 9A495 GeekGrade_IPSW Boot_IPSW
- iOS 4.3.5 8L1 GeekGrade_IPSW Boot_IPSW
- iOS 4.3.4 8K2 GeekGrade_IPSW Boot_IPSW
- iOS 4.3.3 8J2 GeekGrade_IPSW Boot_IPSW
- iOS 4.3.1 8G4 GeekGrade_IPSW Boot_IPSW
- iOS 4.1 8B117 GeekGrade_IPSW Boot_IPSW
- iOS 4.0.2 8A400 GeekGrade_IPSW Boot_IPSW
- iPhone 4 GSM Rev A (3,2):
- iOS 6.1.3 10B329 GeekGrade_IPSW Boot_IPSW
- iPhone 4 CDMA (3,3):
- iOS 6.1.3 10B329 GeekGrade_IPSW Boot_IPSW
- iOS 5.1.1 10B329 GeekGrade_IPSW Boot_IPSW
- iPod Touch 4G:
- iOS 6.1.3 10B329 GeekGrade_IPSW Boot_IPSW
- iOS 6.1 10B144 GeekGrade_IPSW Boot_IPSW
- iOS 6.0 10A403 GeekGrade_IPSW Boot_IPSW
- iOS 5.1.1 9B206 GeekGrade_IPSW Boot_IPSW
- iOS 5.1 8B176 GeekGrade_IPSW Boot_IPSW
- iOS 5.0.1 9A405 GeekGrade_IPSW Boot_IPSW
- iOS 4.3.5 8L1 GeekGrade_IPSW Boot_IPSW
- iOS 4.3.3 8J2 GeekGrade_IPSW Boot_IPSW
- iOS 4.1 8B117 GeekGrade_IPSW Boot_IPSW
