REFERENCE Samsung G550T TMobile Lock Unlock done may natira pa

[AAAMPC]

Unit
Samsung G550T

Problem
Network Lock

Solution
Try ko sa Device Unlock pero Failed kaya procced na ako sa Z3X

1 Root muna ang unit gamit ang file na ito https://www.mediafire.com/file/qa2dodjdrvl6nbr/G550T_ROOT_6.0.1.7z/file
root procedure
1 flash muna twrp-3.0.2-0-on5ltetmo.img sa odin uncheck auto reboot
2 enter recovery Vol up + Home + Power button
3 Install BETA-SuperSU-v2.74-2-20160519174328

2 open z3x select g550t model
3 tick unlock tab the hit unlock