@BigG1 Firesticks sre often an issue as they are small and hidden behind a TV which contains metal that blocks WiFi signals. You can buy HDMI extention cables to movecthe giresticj out in the open which can help. The echo show may simply be in an area with poor signal levels which happen.
Sky will supply an extender if you buy their WiFi Max add-on see https://www.sky.com/help/articles/sky-wifi-max
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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
