@Biggles491 it is relatively easy to change the default SSID and password the hub comes with to match your old router assuming Sky send you a new one. My own system is using a password from a hub about 3 back.
See https://www.sky.com/help/articles/find-and-change-your-wireless-password
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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
