Electronics at Hogwarts headcanon
No electronics work anywhere in Hogwarts… except for the room of requirement. A group of muggleborns discovered this by accident when they had been passing by the room while complaining about not being able to see the latest movie. When they entered the room, the discovered it housed a home theater, complete with drinks and snacks from the kitchen and wifi. The students now secretly have movie nights and game nights. The room has also been known to transform into a internet café-esque setting.