F fahimalavi New member Feb 19, 2017 2 0 0 Visit site Feb 19, 2017 #1 I recently bought a used T-Mobile LG G4 H411. It was working fine with android version 5.0. I have updated it to Android version 6.0. Now it is factory locked. How can I revert back to older OS version or/and unlock my phone on 6.0 marshmallow?
I recently bought a used T-Mobile LG G4 H411. It was working fine with android version 5.0. I have updated it to Android version 6.0. Now it is factory locked. How can I revert back to older OS version or/and unlock my phone on 6.0 marshmallow?