I have the same issue.
1 EE smart hub plus
2. connected to wifi
3. No other boosters or mesh
4. software. Q270.000.08.00L (5u193c0)
Hardware 32B12D
5. No noise. But my connection to the hub lasts a few minutes at most and then Says not connected and there is a problem.
6. I do not have the fan whirring issue. I just have no internet connection. I have tried all the fixes in this thread.
7. Just the there is a problem with your network screen.
please fix this issue. Everything else in the house works but the main sky q box and my mini box do not stay connected even over wifi.
Moderator note: Amended title to reflect query
