User manual

Application Deployment
118
4. Press and hold the Volume Up button until the System Recovery screen appears.
5. Press the Up and Down buttons to navigate to the apply update from USB drive.
6. Press the Power button.
7. Press the Up and Down buttons to navigate to the Android Reset file.
8. Press the Power button. The Factory Reset occurs and then the device returns to the Recovery screen.
9. Press the Power button.
Performing a Factory Reset Using ADB
NOTE: Alternately, to enter System Recovery mode, press the power button and select Restart. Press
and hold the Volume Up button until the System Recovery screen appears.
To perform an Factory Reset using ADB:
1. Connect the device to a host computer using a USB-C cable.
2. Go to Settings.
3. Touch System > Advanced > Developer options.
4. Slide the switch to the ON position.
5. Touch USB Debugging. A check appears in the check box. The Allow USB debugging? dialog box
appears.
6. Touch OK.
7. On the host computer, open a command prompt window and type:
adb devices.
The following displays:
List of devices attached
XXXXXXXXXXXXXXX device
(where XXXXXXXXXXXXXXX is the device number).
NOTE: If device number does not appear, ensure that ADB drivers are installed properly.
8. Type:
adb reboot recovery
9. Press Enter. The System Recovery screen appears on the device.
10. Press the Volume Up and Volume Down buttons to navigate to Apply upgrade from ADB.
11. Press the Power button.
12. Press the Volume Up and Volume Down buttons to navigate to Full OTA Package.
13. Press the Power button.
14. On the host computer command prompt window type:
adb sideload <file>
where: <file> = the path and filename of the zip file.
15. Press Enter. The Factory Reset package installs and then the System Recovery screen appears on the
device.