How To Unlock Your iPhone 3Gs 5.1.1 for Tmobile, Also Fix No Service Error. Works on 5.16.05, 6.15.00 & 5.1.1. Unlock for Any Carrier!

NEW Factory Unlock Any iPhone 5.1.1 Here!:
NEW Version of this Video HERE!:

Full Guide & Links HERE!:

Downgrade 6.15.00 to 5.13.04 Here!:
NEW 5.1.1 Jailbreak HERE!:
Install iOS 6 HERE!:
Now Fix MMS Picture Messaging Here!