Frequently Asked Question
Not able to upgrade Android system
Last Updated 3 months ago
When the device trying to upgrade Android OS but pop-up
Error Message: "Invalid Activation Key. Please check"
Scenario 1
The SN number on the label might be different from the system SN number (some components might have been changed).To ensure this doesn't affect the comprehensive warranty, we need to check the device's RMA history with sales first and then verify if the user has purchased an Android license."
Scenario 2
The operator typed an incorrect activation key.
Please ask the end user/partner to take a screenshot first in case there is a typo.