모델
XT2163, XT2163-1 US Cricket, XT2163-2 US Verizon, XT2163-4 US, XT2163-6 US AT&T, XT2163-7 US AT&T
Troubleshooting
If you want to diagnose whether your problem is software or hardware related—including backing up and restoring your device—download the Rescue and Smart Assistant app.
