@Wattse several possible causes but the most common is poor WiFi signal especiallybif affected by interference. Ideally use ethernet for any activity like gaming where ping spikes are a pain.
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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
