

It does work like that in reality for almost all programs.
For obscure stuff you can use yay or whatever other user repository you want.
yay “program name”. Done
I’ve been doing this for years without issue.
Also you can list all your installed programs. On Arch it’s pacman -Q and yay -Qm.
It’s so easy a baby could do it. And apparently arch is supposed to be the most difficult.
See, your problems are of your own making. https://aur.archlinux.org/packages/makemkv
You are the only one driving yourself away from linux.
You resort to personal insults, then get blocked. Want advice? Stick to vtech.