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How to Unlock the iPhone 3G, 3GS Using UltraSn0w Including LATEST BASEBAND 05.12.01 (and also 05.13.04)
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These are instructions on how to unlock the iPhone 3G and iPhone 3GS for use with any GSM cellphone carrier using UltraSn0w. This will work with the iOS 4.0 firmware.
Before you can follow these instructions you must have a jailbroken iPhone and you must be on the 04.26.08, 05.11.07, 05.12.01, or 05.13.04 baseband(modem firmware).
If you are on T-Mobile remember to turn off 3G before starting...
Step One
Press to launch Cydia Installer from your SpringBoard.
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Step Two
Press to select the Manage tab at the bottom of the screen.
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Step Three
Press to select the large Sources button
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Step Four
If the ultrasn0w repo is not present press the Edit button at the top right of the screen. Otherwise, skip to Step Nine.
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Step Five
Press the Add button at the top left of the screen.
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Step Six
Enter ultrasn0w.com as the source url and press the Add Source button.
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Step Seven
Once the source has been added press the large Return to Cydia button.
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These are instructions on how to unlock the iPhone 3G and iPhone 3GS for use with any GSM cellphone carrier using UltraSn0w. This will work with the iOS 4.0 firmware.
Before you can follow these instructions you must have a jailbroken iPhone and you must be on the 04.26.08, 05.11.07, 05.12.01, or 05.13.04 baseband(modem firmware).
If you are on T-Mobile remember to turn off 3G before starting...
Step One
Press to launch Cydia Installer from your SpringBoard.
######
Step Two
Press to select the Manage tab at the bottom of the screen.
######
Step Three
Press to select the large Sources button
######
Step Four
If the ultrasn0w repo is not present press the Edit button at the top right of the screen. Otherwise, skip to Step Nine.
######
Step Five
Press the Add button at the top left of the screen.
######
Step Six
Enter ultrasn0w.com as the source url and press the Add Source button.
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Step Seven
Once the source has been added press the large Return to Cydia button.
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