1.Incorrect upgrade will damage your device.
2.Please upgrade your device by cable connections.
3.Only firmware version V12.01.01.XX can be upgraded to this firmware.
4.Please unzip the file you downloaded and use the file ended with "bin" or "trx" to upgrade your device.
5.Do not power off the device when upgrading.
Số 26 Lô C Trường Sơn, Phường 15, Quận 10, TP. Hồ Chí Minh
