Plasma 6.0.1 is too laggy That is guide how to downgrade: sudo nano /etc/pacman.conf #[core] #Include = /etc/pacman.d/mirrorlist #[extra] #Include = /etc/pacman.d/mirrorlist [core] SigLevel = PackageRequired Server=https://archive.archlinux.org/repos/2024/03/01/$repo/os/$arch [extra] SigLevel = PackageRequired Server=https://archive.archlinux.org/repos/2024/03/01/$repo/os/$arch Then sudo pacman -Syyuu If you have a problem with broken u need to downgrade each package manually with pacman -U. sudo pacman -Qi expat libelf lib32-expat lib32-libelf sudo pacman -U /var/cache/pacman/pkg/lib32-expat-2.6.0-1-x86_64.pkg.tar.zst sudo pacman -U /var/cache/pacman/pkg/lib32-libelf-0.190-1-x86_64.pkg.tar.zst If you have problem with `plasma-framework5 exists in filesystem` sudo pacman -Syyuu --overwrite '*' The final step sudo reboot