Server settings are unavailable

same problem, new discovery
This does not happen until I “claim” my server. If I delete the server from devices, log out, restart server, and log in - manage “server” option reappears.
Same problem on my QNAP NAS as on my w10 laptop. I can manage server up until the point I “claim” my “unclaimed server”. If I leave it unclaimed, works fine.

W10, windows firewall off, same in IE and FF