1. TC22/TC27 Product Reference Guide
  2. Application Deployment
  3. Android Factory Reset
  4. Performing a Factory Reset Using ADB
  • TC22/TC27 Touch Computer Product Reference Guide
Performing a Factory Reset Using ADB

Performing a Factory Reset Using ADB

Perform a Factory Reset using ADB.
Go to the Zebra Support & Downloads web site at zebra.com/support and download the appropriate Factory Reset file to a host computer.
If you are not able to enter Android Recovery mode through the adb command, see Entering Android Recovery Manually.
  1. Connect the device to a host computer using a USB cable.
  2. Go to
    Settings
    .
  3. Touch
    System
    Developer options
     .
  4. Slide the
    USB debugging
     switch to the
    ON
     position.
  5. Touch
    OK
    .
  6. If the device and host computer are connected for the first time, the
    Allow USB debugging?
     dialog box with the
    Always allow from this computer
     check box displays. Select the check box, if required.
  7. Touch
    OK
     or
    ALLOW
    .
  8. Type
    adb devices
    .
    The following displays: 
    List of devices attached
XXXXXXXXXXXXXXX device
    Where XXXXXXXXXXXXXXX is the device number.
    If the device number does not appear, ensure that the ADB drivers are installed properly.
  9. Type:
    adb reboot recovery
  10. Press
    Enter
    .
    The System Recovery screen appears on the device.
  11. Press
    Volume Up
     and
    Volume Down
     buttons to navigate to
    Apply upgrade from ADB
    .
  12. Press
    Power
    .
  13. On the host computer command prompt window type
    adb sideload <file>
    .
    where: <file> = the path and filename of the zip file.
  14. Press
    Enter
    .
    The Factory Reset package installs, and then the System Recovery screen appears on the device.
  15. Press
    Power
     to reboot the device.