@Jo858 quite a common issue on ios devices. Tell the device to forget the connection then restart it snd add the connection from scratch. Once one ios device is connected yhe others should pick up the connection from thst one.
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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
