@TP-Link Ok, so I have an update: We disconnected one of the two S4's on the network and rebooted the main Deco, and now (touch wood) the internet is very stable, and the work VPN seems to be stable,...

@alexjose70 I am getting similar. I have installed two Deco S4's onto my network using a Virgin Hub 2 in Modem mode (as everyone says this is how to fix the Virgin issues I was seeing), and yet I get...