: Open iTunes, hold the Shift key (Windows) or Option key (Mac), and select your custom IPSW to restore without errors. Safety and Compatibility
: Attach your legacy iOS device to your computer via USB. ireb 40x 41 rc2zip 1 hot
Developed by the well-known developer iH8sn0w , iREB (iDevice Recovery Mode Bypass) is a GUI application that helps users put their devices into a "pwned DFU mode". : Open iTunes, hold the Shift key (Windows)
: Versions like RC2 were specifically optimized for iOS 4.0.x and 4.1, which were the primary firmware versions for the iPhone 3GS and iPhone 4 era. : Open iTunes