How can I downgrade 2.10.04 to 1.59.00 Baseband iPhone 4 ? Many of our readers asked as about the possibility of downgrading 2.10.04 baseband to 1.59.00. For who don't know that 1.59.00 baseband is the last unlockable baseband on iPhone 4 with ultrasn0w.
Is Downgrade 2.10.04 to 1.59.00 Baseband iPhone 4 Possible ?So far, downgrade 2.10.04 to 1.59.00 baseband on iPhone 4 isn't possible, moreover iPhone Dev-team didn't even promise to work on such task. So don't trust anyone tries to sell you a product to downgrade your 3.10.01 baseband on iPhone 4.
Downgrade 2.10.04 to 1.59.00 Baseband iPhone 4 is not possible - What Can I do ?Unlocking iPhone 4 on baseband 2.10.04 can be only done with Gevey SIM which is a proper solution for your case and is being sold with reasonable prices. Also you have to know that the well-know hacker Pod2g has been involved in iPhone 4 unlock on higher basebands (i.e. 4.10.01, 3.10.01, 2.10.04). Pod2g has received all paper from MuscleNerd related to unlock iPhone 4 task. So we hope to see a new version of ultrasn0w to unlock iPhone 4 on 2.10.04 baseband.
Update: Now you can make iPhone official factory unlock, you can check the details from here