G3 Firmware V15.11.0.2

1. For G3V2.0 only.
2.Please restore it to factory settings after upgraded successfully.
3.Incorrect upgrade will damage your device.
4.Please upgrade your device by cable connections.
5.Do not power off the device when upgrading.
6.Please unzip the file you downloaded and use the file ended with "bin" or "trx" to upgrade your device.