Connect your computer to the router via Wi-Fi or an Ethernet cable.
Use the app (Windows) or HManager (Android) to send hidden AT commands via the router’s API. No firmware flash required. Huawei B311-221 Firmware
✅ Search for exact firmware code, e.g., B311-221_11.0.2.13.bin Connect your computer to the router via Wi-Fi
: Supports download speeds up to 150 Mbps and upload speeds up to 50 Mbps . Huawei B311-221 Firmware