If you have obtained the correct firmware file from your ISP or a verified source, follow these steps:
The easiest way to check for and install official "One-click" updates is through the HUAWEI AI Life App How to Update Your HG8145V Huawei Echolife Hg8145v Firmware Extra Quality Download
is usually universal or Chinese all-in-one firmware that restores full functionality. Look for these filenames (examples – always verify hashes): If you have obtained the correct firmware file