Instead of any arch-based distro, I recommend using opensuse TW because in my experience with arch it was not great.If something goes wrong during the system upgrade in TW, you can always rollback to the previous snapshot.And the update to plasma 6 is just around the corner.
I'm Italian. My first was English because it was the only foreign language you could learn in the elementary school. Now I'm learning Polish.
Nowdays lubuntu ships with lxqt.