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Revision as of 03:06, 13 April 2009 by Drg (talk | contribs) (README)
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pHaseBanDowngrader is a tool that allows the user to downgrade the iPhone 3G Baseband from 02.30.03 to 02.28.00 with the Baseband Bootloader 5.8 (This tool will not work with BL 5.9).


Exploit: Geohot and iPhone Dev Team, independently
Patch Implementation: Geohot
Script: pH with thanks to EvilPenguin


pHaseBanDowngrader - by Pedro Henrique Cavallieri Franceschi. (a.k.a. pH).


Para rodar o pHaseBanDowngrader, conecte via SSH ao seu iPhone e copie a pasta baixada (phasebandowngrader) para dentro da pasta "/Applications" no seu iPhone. OBS: A pasta TEM que se chamar phasebandowngrader, com letras minúsculas!

Para rodá-lo, entre no MobileTerminal e digite "login". O usuário é "root" e a senha é "alpine" por padrão. Depois, digite: "cd /Applications/phasebandowngrader/" e, em seguida, por final, para rodar o downgrader, digite "./phasebandowngrader".

Para checar a versão do seu Bootloader, mais informações aqui:

(rode o at+xgendata no minicom)


To run the pHaseBanDowngrader, connect via SSH to your iPhone and copy the downloaded folder (phasebandowngrader) into the folder "/Applications" on your iPhone. Note: The folder MUST named phasebandowngrader with lowercase letters!

To run it, open MobileTerminal and type "login". The user is "root" and password is "alpine" by default. Then type: "cd / Applications/phasebandowngrader/", then, to run the downgrader, type "./phasebandowngrader"

To check your bootloader version, visit:

(run at+xgendata in minicom)

Download links