I admit you are right, at least you pushed me to troubleshoot further and I think I have a solution, my wireless network adapter supports up IEEE 802.11a/n/ac/ax and was picked by default, I tried with IEEE 802.11a/n/ac (no ax at the end) and it work...
I'm now experiencing this very same issue, and I think it is related to the speed somehow, so here is my situation: I got a new hardware with apparently a fast WiFi 6GH, it is hooked on the Bell Hub and working well. As I started my games required up...