Pamac can’t handle file conflicts checking
As of now libpamac v11.1.2 has still the issue checking for file conflicts properly. Keep an eye on this ticket and use pacman for now as needed. As soon as a fix is available it will be pushed to all branches: Hangs on file conflicts checking (#1138) · Issues · Applications / pamac · GitLab
Solution: update to libpamac 11.1.3 sudo pacman -Sy libpamac