: Updates to wireless security protocols (WPA-PSK/WPA2-PSK) and critical kernel vulnerability fixes (CVEs). How to Update Firmware
The firmware for the B311-221 operates on the chipset. Key features enabled by the latest firmware versions include: Huawei B311-221 Firmware
: Open the app, select your B311 router, and tap Updates . select your B311 router
Connect your computer to the router via Wi-Fi or an Ethernet cable. Huawei B311-221 Firmware
The modified image must be flashed via U-Boot, as the web flasher rejects unsigned images.
Never download firmware from random Google Drive links without reading user reviews. Always verify the file is intended for your exact hardware version (look for labels like B311s-221 vs B311-221 —the 's' variant has different internals).