I have an iPhone 4 that I just bought, and a Gevey sim, but it's not unlocking. The baseband is 4.11.06 on firmware 4.3.3. I was wondering if I updated the phone to 4.3.4 or 4.3.5 if the baseband would downgrade back to 4.10 that's compatible with the Gevey sim.
Thank you so much for your help.
Thank you so much for your help.