The on screen keyboard. Strategy games (civ and stellaris in my case). Desktop mode. Sometimes even 1st/3rd person view games when I’m not in the mood for gyro controls. Browsing (did you know you can usually “spin” your left touch pad iPod-style to scroll?). Stuff like that.
I like that contradiction.
Pretty sure it can’t, especially not “officially” by the device manufacturer and certainly not in a way that keeps those debloat settings in place over the next few large updates.