@hakank can you do a screenshot of the error?

You don't change the subnet mask. You change the IP address.

@JeffMacK In the Deco app: Tap More (the box of boxes in the bottom right of the screen) Tap Advanced Tap IP address and change it to the subnet you require.

I have the same with one of my two home servers. One is Windows and reports online fine, the other is running XigmaNas and shows as constantly offline. I managed to have it show online with a...

@Lavief there isn't a specific way on the Decos from what I can tell, but you can block the ports it uses in the Windows firewall, the ports are listed here: https://portforward.com/among-us/

@richpriest Bump No UI detail change yet since the 1st (which means the last daily update was in November, 2 months ago), and that's basically a month ago. How often are these meant to update?