Unlock sim card?

[erik917]

so i own a tmobile htc one s but i am in simple mobile but since the phone is locked i cant use the mms and internet in simple mobile's. the only way i can get that is if i unlock it? is there a way i canunlock it for free ? or is there anyone that can get my unlcok code?

 

[agentc13]

There is a free way to do it. Check out this thread on xda. http://forum.xda-developers.com/showthread.php?p=27010217


It does require root access and some basic math skills.