T669 t-mobile unlock done:

[arvhi]

Tools:
- z3x Box
- Micro Usb Cable (CA-101)

Procedure:
- Open shell select model then click run i use 9.1
- Turn on Unit w/out Sim connect cable to phone Install Driver
- Select Comport (see Images Below)
- click Read Info
- tick Direct
- click Unlock SP
- Done......