I'm amazed this is so common. I don't think any of my household appliances require wifi access. Our PC, laptops, phones, tablets and printer do, of course. I do

I'm amazed this is so common. I don't think any of my household appliances require wifi access. Our PC, laptops, phones, tablets and printer do, of course. I do occasionally check which devices are connected to my wifi, and try to keep track of what's what, but there are always a few mysterious devices I don't recognise, so I block those just to see what stops working.