Monday, April 13, 2009

iPhone 3G 2.2.1 bootloader 5.8 unlock

iPhone 3G 2.2.1 bootloader 5.8 unlocking follow steps below.

Great thanks to geohot for his exploit (bl 5.8),your truly rule the iPhone world since the first iPhone released.

Download the file Here.
Upload it to root of your iphone using SSH.

Install Mobile Terminal from Cydia
Open Mobile Terminal run the following commands as root:

1. Type in: su
2. Type in the password: alpine
3. Type in: chmod 755 BBUpdaterExtreme
4. Type in: launchctl unload /System/Library/LaunchDaemons/
5. Type in: ./BBUpdaterExtreme update -f ICE2_02.28.00.fls -e ICE2_02.28.00.eep
6. Reboot your iPhone

Check under Settings-General to see your (hopefully) downgraded baseband!


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