A: It is strongly advised not to try . ISP-provided routers are often customized for their networks. Flashing a generic firmware could break compatibility with their service (e.g., VoIP, IPTV) and may be against your terms of service.
Once logged in, switch from the basic view to the or Management tab.
A: There is no known, stable support for OpenWrt or DD-WRT on the FiberHome SR120-A. Flashing custom firmware would require a great deal of technical expertise, reverse engineering, and carries an extremely high risk of permanently "bricking" your device.
The firmware splits bandwidth between the 2.4 GHz and 5 GHz frequencies. The 2.4 GHz band handles long-range, low-speed connections, while the 5 GHz band provides high-speed data delivery over shorter distances. The firmware also manages band steering, which automatically moves your devices to the best available band. Security and Firewall Protocols