No. Firmware cannot turn a 4G modem into 5G. That requires hardware changes.
: He tracked down the specific build—something like 10.0.1.1(H697SP2C00) . In the world of Huawei B311 firmware, using the wrong region's code was a one-way ticket to a permanent brick. huawei b311 firmware
This is the most convenient way to keep your router current using a smartphone: HUAWEI Global Connect your phone to the Huawei B311 Wi-Fi network. HUAWEI AI Life App and select your router. (sometimes found under Devices > Updates Manual Online Update to check for the latest version immediately or toggle Update Automatically for future convenience. HUAWEI Global Method 2: Using the Web Interface For detailed control, use a web browser on a connected PC: Log in to your router's management page (typically 192.168.8.1 Navigate to Check for Updates : He tracked down the specific build—something like 10