Realllly not sure how what I wrote was hatred or redditworthy, I must be missing some unwritten code. Maybe it’s a communism vs anarchism thing?

It will run macOS 11 Big Sur, which isn’t fully out of date yet.

https://support.apple.com/en-us/102662 “How to download and install macOS”

You will want to install via USB probably. See "use a bootable installer " on the link above.

I would wipe/install.