Downgrade iPhone version 2.0 to 1.1.4
Made the mistake of upgrading to version 2.o on the iPhone??
The follow this guide…I had major trouble when restoring, after following numerous guides on the internet i racked my brains out for 2 days trying to resolve the issue.
The problem in the end was the baseband being the wrong version.
NOTE
DO NOT UPDATE YOUR UNLOCKED IPHONE TO FIRMWARE 2.0 YET! THERE IS CURRENTLY NO UNLOCKING PROCEDURE AVAILABLE, I AM WAITING FOR PWNAGE TOOL V2 TO BE RELEASE, WHICH IS DUE SOON.
GUIDE
The guide i will update first thing tomorrow morning (16/07/08)



July 15th, 2008 at 8:28 pm
[...] If you are wanting to upgrade your unlocked iPhone 1.1.4 or below DONT upgrade yet. There is no way to unlock the iPhone after this has been completed. If you have upgraded and are looking for a way to downgrade then please see my previous post here [...]
July 28th, 2008 at 6:54 pm
[...] 0405453a wrote an interesting post today onHere’s a quick excerptDO NOT UPDATE YOUR UNLOCKED IPHONE TO FIRMWARE 2.0 YET! THERE IS CURRENTLY NO UNLOCKING PROCEDURE AVAILABLE, I AM WAITING FOR PWNAGE TOOL V2 TO BE RELEASE, WHICH IS DUE SOON. GUIDE The guide i will update first thing tomorrow morning … [...]