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Better Blur DX is available on the Arch User Repository (AUR) with packages maintained by D3SOX.

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Available Packages

There are separate packages for Wayland and X11, each with stable release and git versions:
  • Stable releases: Built from tagged versions
  • Git packages: Track the main branch with the latest development changes

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Installation

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After Installation

1

Enable the Effect

Open System Settings > Desktop Effects, disable any existing blur effects, and enable Better Blur DX.
2

Restart KWin (if updating)

If you’re updating an existing installation, restart KWin to load the new version:
# Log out and log back in, or:
kwin_wayland --replace &
# For X11:
kwin_x11 --replace &
This is only required for updates. Fresh installations don’t need a KWin restart.

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System Upgrades

Important: After upgrading Plasma or KWin, you must reinstall the package.The effect is compiled against a specific KWin version and will stop working if KWin is updated. Simply reinstall the package after system upgrades:
yay -S kwin-effects-better-blur-dx

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Troubleshooting

If the effect doesn’t appear after installation:
  1. Verify the package is installed: pacman -Qi kwin-effects-better-blur-dx
  2. Ensure the default blur effect is disabled in System Settings
  3. Check KWin logs: journalctl --user -u plasma-kwin_wayland.service -f
  4. Try restarting KWin or logging out and back in

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Next Steps

Learn how to configure Better Blur DX in the Configuration section.

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