Downgrade IPhone Baseband 041202 To 015900

Downgrade IPhone Baseband 04.12.02 To 01.59.00

This is a complete tutorial to unlock your iPhone 3G baseband with Ultrasn0w in order to use any Sim card on your mobile.. 01.59.00 (this was the firmware that came bundled with the iPhone 4, so you may still have this baseband if you havent upgraded to iOS 4.0.2 or preserved the baseband from being updated

Hey All, I'm trying to unlock my iPhone 4 5.1.1 - BB 04.12.02 I have jailbroken it, installed cydia and followed the instructions for ultrasn0w however after installing it etc, my phone is

my phone is currently jb'd with redsnow 0.9.10b6, succesfully, i would like to update or downgrade the baseband to an unlockable one, any help with this would be great.. Downgrade iPhone 4 baseband from 4.12.01 up vote 0 down vote favorite Need help with downgrading an iPhone 4 (GSM) from baseband 4.12.01 to be able to unlock it for use with other operator. This is the definitive method to downgrade the baseband of your iPhone. We can do the downgrade of the baseband 01.59.00 (with iPhone 4 baseband 4.10.01, 3.10.01, 2.10.04).

You already can save the iPhone 4's 01.59.00 baseband through TinyUmbrella. You just can't downgrade the baseband - that has not be discovered yet.

Upgrade/downgrade/restore: you can find out what your . 02.28.00 (Only with yellowsn0w) 04.26.08 05.11.07 05.12.01 05.13.04 06.15.00 iPhone 4 01.59.00 . the baseband compatibilities.. Hi, I have an iPhone 4 with iOS version 7.1.2 and Baseband 04.12.09. I am aware of Pangu jailbreak. How would i unlock the phone after.. hey leon111 i live in lebanon and my boss was able to downgrade his iphone4 from 02.10.04 to 1.59.00 he's using his iphone 4 now. 421d4ecf59