@Menaka if you previously had a black hub and have Sky Q boxes that is a common issue as the Q boxes no longer act as wifi extenders. If you bought Sky's WiFi Max package give them a call and ask for an extender pod to be sent.
=========================================================
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
