To update your firmware safely, use the Huawei AI Life App or access the web management page at 192.168.8.1 . HUAWEI B311-221 LTE Wi-Fi mobile hotspot 150 Mbps White
Features refined WLAN setups, enhanced firewalls, dynamic NAT, and support for IPv4/IPv6 dual stacks. Huawei B311-221 Firmware
Find if you are looking to mod the device. Troubleshoot why an update is failing . To update your firmware safely, use the Huawei