How to Unlock the iPhone 3G, 3GS Using BlackSn0w

These are instructions on how to unlock the iPhone 3G and 3GS using BlackSn0w. To follow these instructions you must be on the 05.11.07 baseband and have already jailbroken.

If you have not already jailbroken it will be easier to follow one of these tutorials which will walk you through both jailbreaking and unlocking.

- Windows

- Mac

Lets begin…

Watch the Video!

For your convenience this tutorial is available in video format also. Click the Watch It button to view the tutorial!

Step One

Press to launch Cydia from your iPhone Springboard.

Step Two

Press to select Manage from the tabs at the bottom of the screen.

Step Three

Press the large Sources button.

Step Four

Press the Edit button at the top right of the screen.

Step Five

Press the Add button at the top left of the screen.

Step Six

Input http://www.blackra1n.com as the source address then press the Add Source button. Once Cydia has added the source press the large Return to Cydia button.