See our return/repair policy at the following link:


https://shop.promevo.com/index.php/returnpolicy


Before shipping defective devices you must deprovision the license. 


Do the following to deprovision the devices:

  1. Sign in to the Admin console at https://admin.google.com.
  2. Go to Chrome devices > Devices.
  3. In the device list, select the provisioned or pending device(s).
  4. Click More Actions and choose Deprovision.
  5. In the warning message that appears, click Deprovision to complete the process.

Deprovision Chrome devices setting


More information on deprovisioning devices can be found at https://support.google.com/chrome/a/answer/3523633?hl=en