Can I Save Setting on Multiple Devices?

If you have multiple devices, like if you want the setting of dark and light mote to go across your phone and your computer, that's when you're talking about a backin. That's when you need something in the middle there to be able to store it, save it in a data base and then restore it on those devices. There's even a no escu or a an escue well ve that you can use with local storage. And this last segment, so that i should knet another segment here, this is all inspired by our contractor friend that we work with. It's called modern amenities. So i'm sure some of you been like, why you keep mentioning