Hello, ... excuse my english
this is method to downgrade iPhone 3GS fw 3.1.3 to 3.1.2 for those who dont have SHSH saved in saurik server, just follow:
1- download files:
1- download files:
3GS 05.11.07: http://www.megaupload.com/?d=PNGIDWOH work with my 3GS bb:05.11.07, 2511 downloads and no comments ???!
2- put your iphone in recovery mode.
3- restore with iTunes, don't worry about apple verify SHSH.
4- ding your iPhone start with fw 3.1.2 .... magic
5- Jailbreak with blackra1n or redsn0w, if Blackra1n don't work try redsn0w to jailbreak and blacksn0w from cydia to unlock.
-:::-
Update 3GS 05.11.07 to 3.1.3:
1- download and restore with this File
2- Add this source in cydia : cydia.pushfix.info/
3- install blacksn0w RC2 final from pushfix source to unlock.
thats all.
work with my 3GS 05.11.07.
-:::-3GS 05.12.01 : for downgrade the Baseband ther is one way, but i cant realize it in this instant, i give you the way and for you to try, who know maybe we find a solution:
2- Unrar files in your pc then copy/send them by bluetooth or explorer, and put them in tmp or User directory in your iphone.
3- install Mobile terminal and if you need ifile with cydia.
4- run mobile terminal and type :
- login
- root- alpine
- cd /(folder where you put the files)
- chmod 755 BBUpdaterExtreme (respect case)
- launchctl unload /System/Library/LaunchDaemons/com.apple.CommCenter.plist (run it each reboot)
- ./BBUpdaterExtreme update -f ICE2_05.11.07.fls -e ICE2_05.11.07.eep
- dont make chage in eep file its the same with one in 05.12.01, you can modify carfully the fls file and gently with ultraedit or other tools.
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finally just say thanks
This is a hard work, stay cool with me guys and think different
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