In reply to <a href="https://www.debugpoint.com/install-cosmic-desktop-endeavour-os/#comment-7214">Paul</a>. Open /etc/pacman.conf and ensure [extra] is enabled. Then try sudo pacman -S cosmic Note: It recently moved from AUR to Extra...
I tried your steps and it either said no such package or can't find target. Do I need to install Rust first?...