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Colegas, les explico como lo hice yo, hice donwgrade del 5.1.1 al 5.0 pues siempre que iva a degradar al 4.4.2 me daba error y bajandolo a la version 5.0 me funciono, lo flashee con este firmware G900TUVU1DOB1_G900TTMB1DOB1_TMB con odin Odin3_v3.10.6 y luego realizar el proceso normal con la Z3X.
Pueden realizarlo como explico sin problemas ok, es 100% seguro
UNLOCK INSTRUCTIONS:
Micro-USB cable:
1. Phone must be powered on.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Type *#9090# and choose 'DM/DUN over HSIC'.
4. Reboot phone.
Or use 'Activate Diag' function from 'Repair' tab.
5. Connect USB cable, install drivers if needed.
6. Select Samsung diagnostic port in port settings.
7. Press 'Unlock' button for direct unlock.
Operation: Unlock
Selected model: SM-G900T
Selected port...
Pueden realizarlo como explico sin problemas ok, es 100% seguro
UNLOCK INSTRUCTIONS:
Micro-USB cable:
1. Phone must be powered on.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3. Type *#9090# and choose 'DM/DUN over HSIC'.
4. Reboot phone.
Or use 'Activate Diag' function from 'Repair' tab.
5. Connect USB cable, install drivers if needed.
6. Select Samsung diagnostic port in port settings.
7. Press 'Unlock' button for direct unlock.
Operation: Unlock
Selected model: SM-G900T
Selected port...
