Furthermore, the 2021 update for the HG255s included support for the latest Wi-Fi standards, enabling users to take full advantage of their devices' capabilities. This meant that users could enjoy seamless connectivity, higher speeds, and greater range, making it easier to connect multiple devices to their network.
To update the software on your Huawei HG255s router, you can use the web-based management page or the official Huawei AI Life app HUAWEI Global Method 1: Web Management Page
: Fixing vulnerabilities to prevent unauthorized access.
there is no single formal "2021 review" for the Huawei HG255s software update