Users who updated their iPhone 3GS to the latest version of Apple mobile firmware released just a couple of days ago can now unlock iOS 6.1.2 with ease. The method we will share with you is not difficult to use, affordable, fast and permanent. Of course, we are talking about a couple of things you might like to try. We are sure that at least one of these guides will help you to quickly unlock 05.16.08 baseband iPhone 3GS running iOS 6.1.2. Don’t expect that all methods will work for you because some of them depend on your past experience. So let’s just start our guide.