@Bobster87 sounds like someone sold you a lemon, probably outside of the return period so pawned it off on someone else. If you actually successfully re-flashed and getting error popup on every page,...

@DooDooDumDum did you actually name the physical device in its settings? The client page is not (necessarily) the hostname, router will take a guess to start but you can edit those labels to whatever...

@killerseemore unless you have something that requires ipv6, like thread border router, disable it else you'll need to troubleshoot the settings with your ISP. If ipv6 can't get to the Internet it's...

@BE420 The router firewall? Those options exist on the BE800.

@BE420 Did you disable respond to pings from LAN in the firewall? Since you replaced the router, make sure the network on Windows 11 is private or you won't be able to share. New networks would...

@donizen Encrypted is showing wpa3 on newer clients and wp2 on older clients.