1. EC50 EC55 Enterprise Computer Product Reference Guide (en)
  2. Application Deployment
  3. Android Factory Reset
  4. Performing a Factory Rest Using Wireless ADB
  • EC50 EC55 Enterprise Computer
Performing a Factory Rest Using Wireless ADB

Performing a Factory Rest Using Wireless ADB

Perform a Factory Reset using Wireless ADB.
Go to the Zebra Support & Downloads web site at zebra.com/support and download the appropriate Factory Reset file to a host computer.
Ensure the latest adb files are installed on the host computer.
The device and host computer must be on the same wireless network.
  1. Go to
    Settings
    .
  2. Touch
    System
    Advanced
    Developer options
     .
  3. Slide the
    USB debugging
     switch to the
    ON
     position.
  4. Slide the
    Wireless debugging
     switch to the
    ON
     position.
  5. If the device and host computer are connected for the first time, the
    Allow wireless debugging on this network?
     dialog box with the
    Always allow from this network
     check box displays. Select the check box, if required.
  6. Touch
    ALLOW
    .
  7. Touch
    Wireless debugging
    .
  8. Touch
    Pair with pairing code
    .
    The
    Pair with device
     dialog box displays.
  9. On the host computer, navigate to the
    platform-tools
     folder and open a command prompt window.
  10. Type
    adb pair XX.XX.XX.XX.XXXXX
    .
    where XX.XX.XX.XX:XXXXX is the IP address and port number from the
    Pair with device
     dialog box.
  11. Type:
    adb connect XX.XX.XX.XX.XXXXX
  12. Press
    Enter
    .
  13. Type the pairing code from the
    Pair with device
     dialog box
  14. Press
    Enter
    .
  15. Type
    adb connect
    .
    The device is now connected to the host computer.
  16. Type
    adb devices
    .
    The following displays: 
    List of devices attached          XXXXXXXXXXXXXXX device
    Where XXXXXXXXXXXXXXX is the device number.
    If device number does not appear, ensure that ADB drivers are installed properly.
  17. Type:
    adb reboot recovery
  18. Press
    Enter
    .
    The Factory Reset package installs and then the System Recovery screen appears on the device.
  19. Press
    Volume Up
     and
    Volume Down
     to navigate to
    Apply upgrade from ADB
    .
  20. Press
    Power
    .
  21. On the host computer command prompt window type:
    adb sideload <file>
    where: <file> = the path and filename of the zip file.
  22. Press
    Enter
    .
    The Factory Reset package installs and then the System Recovery screen appears on the device.
  23. Press
    Power
     to reboot the device.
  24. On the host computer, type:
    adb disconnect
    .
If you are not able to enter Android Recovery mode through the adb command, see Entering Android Recovery Manually.