: You can enable Auto-update during idle hours (usually 3:00 AM – 5:00 AM) to ensure the device always has the latest security patches without manual intervention. Troubleshooting & Maintenance HUAWEI B311-221 4G LTE Router User Manual
Huawei periodically releases firmware updates to improve performance, fix vulnerabilities, or add features (like better VPN passthrough or IPv6 support). Huawei B311-221 Firmware
Mr. Thompson sat back and waited. The rain tapped against the window. One minute passed. Two minutes. The progress bar reached 50%, then 80%. Finally, a checkmark appeared. : You can enable Auto-update during idle hours