Huawei B311-221 Firmware Info

Before updating, go to System > Backup & Restore and save your current configuration file. This allows you to quickly restore your Wi-Fi names, passwords, and APN settings after the upgrade.

Improves data throughput speeds and reduces latency over 4G networks. Huawei B311-221 Firmware

Updates protect your network from newly discovered vulnerabilities, malware, and unauthorized access. Before updating, go to System > Backup &