1. TC73/TC78 Product Reference Guide
  2. Application Deployment
  3. Android System Update
  4. Performing a System Update Using ADB
  • TC73/TC78 Product Reference Guide
Performing a System Update Using ADB

Performing a System Update Using ADB

Use ADB to perform a system update.
  1. Connect the device to a host computer using a USB-C cable or by inserting the device into the 1-Slot USB/Ethernet Cradle.
  2. Go to
    Settings
    .
  3. On Android 11, touch
    System
    Advanced
    Developer options
    .
  4. On Android 13, touch
    System
    Developer options
    .
  5. On Android 11, touch
    System
    Advanced
    Developer options
    .
  6. Touch
    System
    Developer options
    .
  7. On Android 13, touch
    System
    Developer options
    .
  8. Slide the
    USB debugging
     switch to the
    ON
     position.
  9. 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.
  10. Touch
    USB Debugging
    . A check appears in the check box. The
    Allow USB debugging?
     dialog box appears.
  11. Touch
    OK
     or
    Allow
    .
  12. Touch
    OK
    .
  13. Press
    Enter
    .
    The System Recovery screen appears on the device.
  14. Press
    Enter
    .
  15. Press
    Enter
     or
    Power
     to select.
  16. Use
    Up
     and
    Down
     to navigate to
    Full OTA Package
     or
    Diff OTA Package
    .
If you are not able to enter Android Recovery mode through the adb command, go to Entering Android Recovery Manually.