Please choose the correct version to upgrade for the device to follow local country regulations
It is NOT suggested to upgrade firmware which is not for your region.
1.Incorrect upgrade will damage your device.
2.Please upgrade your device by cable connections.
3.Do not power off the device when upgrading.
4.Only firmware version V5.07.XX can be upgraded to this firmware.
5.Please unzip the file you downloaded and use the file ended with "bin" or "trx" to upgrade your device.