After a successful update, don’t just walk away. Verify:

Its main job: convert optical signal → Ethernet + VoIP. The firmware controls everything from VLAN tagging (crucial for IPTV) to SIP registration.

Updating the firmware won’t turn it into a Wi-Fi 6 router, but it turn a flaky connection into a boring, stable one.

Newer versions often unlock advanced settings like better parental controls or guest Wi-Fi management.

Open a web browser and enter 192.168.1.1 (or the IP listed on your router’s sticker).