Iphone 3GS 3G users who have upgraded their baseband to 06.15.00 to unlock their device on iOS 4.2.1 using UltraSn0w 1.2 will get a downgrade for their baseband only after the iphone 4 unlock that will be released anytime in the first half of January next year [Read: Unlock iPhone 4 02.10.04 – 03.10.01 – Releasing in a Month ].
Recent tweet comes from MuscleNerd :
The progress for the baseband downgrade is at its initial stage . The idea is to downgrade the baseband 06.15.00 to an unlockable version using UltraSn0w Unlock method .
Also Read :
Stay tuned as we bring you the latest unlock and jailbreak news . If you have any Questions that you want answered , please dont hesitate to ask a question in the FORUM section of our blog .