Unable to set printer wirelessly

Usual first suggestion is to turn off the 5GHz wireless signal on the VM hub, try to connect the printer (which will almost certainly be 2.4GHz only). If you get the printer connected, turn the 5GHz signal on again and see if the connection holds.

Have you searched the forum for past topics/suggestions on this? It's a query that comes up regularly. Such as

https://community.virginmedia.com/discussions/Wireless/hp-deskjet-printer-set-up-issues/5463280