DOWNGRADE BASEBAND 06.15.00 ON IPHONE 3GS / 3G

Yeterday, @MuscleNerd confirmed that he has got a “backup” method of making jailbreak untethered on iOS 4.2.1. This new method utilizes iOS 4.2b3 (Beta 3) SHSH blobs which Cydia only recently started saving for all iOS devices.


And in a reply to Twitter users @Lezanz and @idansc, @MuscleNerd also confirmed that the IPhone Dev Team is working on a method to downgrade 06.15.00 baseband back to 05.15.xx so that iPhone 3GS and 3G users who upgraded to iPad’s 06.15 for iOS 4.1 / 4.2.1 unlock can restore to the stock iOS firmware.

COMEX CONFIRMS IOS 4.2.1 UNTETHERED JAILBREAK RELEASE BEFORE CHRISTMAS 2010

Comex of Spirit and JailbreakMe fame has confirmed that a more efficient userland-based untethered jailbreak method for iOS 4.2.1 will be released before Christmas 2010. This confirmation in fact came before MuscleNerd got abackup method to make jailbreak untethered on iOS 4.2.1.