Enter *2767*3855# Wait a moment, the warning will go away and phone will reboot. Enter *7465625*638*00000000*00000000# then enter #7465625*638*00000000# and then enter *#7465625# to check the locks....all locks should be inactive...these are all the locks... network lock - inactive subset lock - inactive sp lock - inactive cp lock - inactive sim lock - inactive activa lock - inactive phone lock - inactive auto network - inactive auto subset lock - inactive auto sp lock - inactive auto cp lock - inactive auto sim lock - inactive Hi, I just found this unlock on another thread and it worked for my phone, good luck. 1. PUT IN A SIM CARD THAT IS NOT A T-mobile sim card!!!! 2. at the "wrong card" screen press *2767*3855# and let it reboot(restart). 3. It will start up and it will look like it is unlocked but ITS ONLY TEMPORARY! 4. Now press *7465625*638*00000000*00000000#....some message will pop up and disappear... 5. Now press #7465625*638*00000000# and a message about network lock INACTIVE..and now your phone is UNLOCKED FOREVER!!!! (your welcome!) 6. to make sure its unlocked press *#7465625# ...this is only to check...this code doesn't do anything else....don't need to do this step if you don't want to.. 1. Insert other providers sim 2. *2767*3855# let it reboot(restart) 3. *7465625*638*00000000*00000000# (this changes network lock w/password 00000000) 4. #7465625*638*00000000# (this deactivates network lock w/00000000) 5. *#7465625# to check all locks If all are inactive, then you are good to go. u can unlock x495.x497.x660.t509.t809 and latest