@SallyWood does your phone have access to other connected services? If it can then the issue is that text over IP is not set up check the settings on your phone and with your mobile network. This isnt a broadband issue as Sky networks support text traffic without anu cgange
If devices have lost connection then follow thecsteps here https://www.sky.com/help/articles/hub-lights-explained-start
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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
