@kuel It looks like this is a firmware-related issue with BE550 v1.2.1 not handling 5G/10G Ethernet ports properly. For now, the workaround is to: Use a 1G port on the router if possible, as DHCP...

It sounds like your Archer T2U Nano V2 adapter is struggling because the drivers you’re using aren’t the correct ones for **V2 hardware**. Using the wrong driver can severely limit speed and prevent...