hi, i have a z30 and i have the 10.2.0.253 beta or test software, and i cannot unlock my devices network without changing it and i dont know how to make it have regular software. it was a phone given to me from someone of blackberry personal and i was told to change the software but now i cant get ahold of him to find out how. i have called everyone i know that could do this and no answer. hoping ill get some help here. please help!!!