@BigG6-9 number one cause of lag on online gaming is WiFi interference causing pscket loss. Improving WiFi in your home should help. While the hubs Sky give away are not too bad they are often not up to providing coverage suitable to be used for gaming in many homes.
=========================================================
65inch Sky Glass, 3 Sky Streaming Pucks, Sky Ultrafast + and Sky SR213(white Wifi Max hub) main Wifi from 3 TP-Link Deco M4 units in access point mode
