stap 2----Open
tinyumbrella software for exit cable then your iphone is a reboot no
waye................ Stap 3----Open ultrasn0w Software & jalbreak now stap 4----Open i fun box software then
go..--- Your need iPhone is a Normal mode then run ifunbox and go...raw/var/root/media/cydia/autoinstall
then click copy from
computer and select your unlock two file
(ultrasn0w.deb and
mobilesubstrate_0.9.3367-1_iphoneos-arm.deb
).
copy ok then .remove usb cable and manual restart your iPhone
Only unlock iPhone 2g ,3g,3gs.............................
2) Format your SD card in FAT32(NO NEED TO FORMATE IF ITS ALREADY FAT32)
3) create a folder "dload" off course without the quotes on to the root of your SD card.
4) Extract the UPDATE.APP from the stock ROM and place it in "dload"
5) Power off your phone with sd card inside.
6)
Power on by pressing POWER+VOLUME UP+VOLUME DOWN Button if done
properly you will see progress bar saying UPDATING! after its done it
will reboot automatically