Sam iPhone unlock tickets backup, how to backup iPhone unlock tickets. Sam unlock tickets backup using redsn0w. Redsn0w backup for iPhones.
If you have unlocked your iPhone using SAM, this is for you. Musclenerd has tweeted that Apple is fixing their activation servers, which means SAM unlock will not work after a while if you haven't saved your unlock tickets. In order to unlock your device in future, you need to save your iPhone unlock tickets using redsn0w following this tutorial.