I say this all the time but I'll say it again: Xubuntu, the flavor with Xfce as its desktop environment, has IMHO been an excellent choice for several years now

I say this all the time but I'll say it again: Xubuntu, the flavor with Xfce as its desktop environment, has IMHO been an excellent choice for several years now. There's no tablet version but it works well, does what you expect and isn't being messed with constantly like other Linux desktops.