@xyloPL This router model is provided by ISPs and in general they should provide any new FW releases to its customers.

@Agga05 Have you tried to open the WebGUI in a private tab to bypass the browser cache or use a different browser ?

@ArcherC6_13 It's best to contact your ISP for help on the type of your internet connection. It's quite different if you choose "Dynamic IP" or "PPPoE connection". If your ISP uses PPPoE connection...

@TheZethy Try this link for older FW releases.

@User_Unknown I believe that as long as you provide stable 12 V ⎓ 2 A to the router that should work.

@HomeNotifier That port is not standard - probably best described here.