https://www.home-assistant.io/ https://www.home-assistant.io/ the interface can be set up on her phone, a tablet on a wall, and limiting things to giant button

https://www.home-assistant.io/ https://www.home-assistant.io/ the interface can be set up on her phone, a tablet on a wall, and limiting things to giant buttons and displays is very easy for you. And, you can monitor and be alerted near real time to issues of course.