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Valve Software has released a new version of Proton. Proton is a tool based on WINE for use with the Steam client which allows games which are exclusive to Windows to run on the Linux operating system.



Proton is a tool for use with the Steam client which allows games which are exclusive to Windows to run on the Linux operating system. It uses Wine to facilitate this.

Most users will prefer to use Proton provided by the Steam client itself. The source code is provided to enable advanced users the ability to alter Proton. For example, some users may wish to use a different version of Wine with a particular title.

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New in Proton 6.3-4:

  • Fix recent 2K Games launcher update
  • Fix error on startup for some Direct3D 12 games
  • Fix Divinity Original Sin 2 and Rise of Venice launcher display issues
  • Fix Star Wars Squadrons VR incorrectly launching to desktop
  • Fix Sacred Gold visual artifacts
Download Proton 6.3-4 from GitHub