Ziphone patched by kiremk
Submitted by Deepesh Agarwal on Sat, 11/22/2008 - 04:56
Apple iPhone Firmware 2.2 is out now and if you ignored the do not upgrade warning for jailbroken iPhones, you must be sitting with a bricked phone by now. Sadly, since iPhone firmware update v 2.2 also updates baseband there is no easy way to restore back to firmware v 2.1, However, one of our reader Keith managed to downgrade his iPhone 3G to version 2.1 after updating to 2.2, He was kind enough to send us the full procedure as follows.
For downgrading iPhone Firmware 2.2 To an earlier version you will need to downgrade the baseband and firmware, for this following software are needed:
- ZiPhone patched by kIREmK (Pls. read this comment).
- PwnageTool 2.2.
- Apple iTunes.
- Firmware IPSW file : 2.1 firmware 3G or 2.1 firmware 2G.
Once you have got all the above softwares, follow the process below:
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