This article and video is here to remind you that ArcoLinux is based on Arch Linux.
error: failed to commit transaction (conflicting files) libutf8proc: /usr/lib/libutf8proc.so.2 exists in filesystem Errors occurred, no packages were upgraded.
If you encounter any error, your first reflex should be :
Let us check https://www.archlinux.org to see it they announced any issues together with a solution.
The solution can be found on the Arch Linux website and is :
sudo pacman -Suy --overwrite usr/lib/libutf8proc.so.2