You can now jailbreak your iPhone 4 running iOS 5.1 using the latest version of Redsn0w 0.9.10b6 . Redsnow can jailbreak tethered all A4 powered devices which include the iPhone 4 , iPod Touch 4 and iPad . Please note that iPhone 4S and iPad 2 cannot be jailbroken . Follow the download link below to get the direct download links for Mac and Windows version of Redsn0w . Jailbreak using it and install semi-tether app from Cydia (Big Boss repository) .
#Tip : Read the complete jailbreak and baseband preservation tutorial here .
Things to Remember :
- Does not jailbreak iPhone 4S and iPad 2
- Supports Gevey Sim and Ultrasn0w unlock on preserved baseband . Use Extras > Custom IPSW and create custom iOS 5.1 firmware to preserve baseband .
- Tethered jailbreak .
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