MuscleNerd promised at the time that he will try to find a way to downgrade baseband 06.15.00 in iOS 4.3. Today we come with wonderful news. Famous hacker, MuscleNerd, just tweeted that he has successfully found a way to downgrade baseband 06.15.00.
“Made great progress yesterday on downgrade from BB 06.15 (for 3G/3GS owners who got officially unlocked). All the pieces are there â€
We have no ETA for the downgrade tool, However, we are optimistic it will be sooner rather than later.