Debian is solid and will come ready with office and web apps. You might want to check out if drivers are available for your printers though. You can always try it out on a live USB.
My distro came with Rhythmbox and I’ve pretty much just stuck with it. It does podcasts and radio which I appreciate and I can also edit track metadata in it. For playing music from my file browser I use MPV because it’s fast.
Yeah, if you’ve ever done some serious hiking you know you wouldn’t want to haul around a gun. Also, imagine being in a shootout while wearing a massive backpack.