Firmware directly dictates which (Huawei, ZTE, Nokia, or generic GPON) the HG8145V5 can sync with.
If you have successfully acquired the correct .bin file, follow these steps:
Open a browser and enter the default gateway IP (usually 192.168.100.1 or 192.168.1.1 ). Log in using the credentials found on the device label. Go to Advanced or System Tools . Select Software Upgrade or Maintenance . Step 3: Upload Firmware Click Browse to select your downloaded firmware file.