Pretty much any popular one will do. All of them will be simple to setup (with Debian and fedora needing extra steps for non-free driver/codec). And the regular updates in the distro are getting less and less important due to:

Flatpak / snap / appimage on the app side.

Projects like Ubuntu lts enablement stack https://wiki.ubuntu.com/Kernel/LTSEnablementStack

Things are getting really smooth and simple these days.