Valve Releases Proton 4.2 Based On Newer Wine Plus DXVK 1.0.1, Updated FAudio

Written by Michael Larabel in Valve on 26 March 2019 at 06:43 PM EDT. 21 Comments
Valve today released Proton 4.2 as their latest update to this Wine-based software for further empowering Steam Play for running Windows games on Linux.

Proton 4.2 is re-based on top of the upstream Wine 4.2 release, which offers a plethora of changes compared to their earlier Proton/Wine 3.16 based release. Proton 4.2 also pulls in DXVK 1.0.1, the newest FAudio 19.03-13 work, mouse cursor behavior improvements, improvements for CJK locales/fonts, Wine Vulkan 1.1 support, better support for VR games, and other improvements.

There are also some game specific fixes for Resident Evil 2, Devil May Cry 5, NBA 2019, and NBA 2018.

More details on this notable Proton 4.2 release via Valve's GitHub. It will be exciting to see if any of the other interesting benchmark-friendly AAA games are now running nicely with this newest Proton / Steam Play update.
Related News
About The Author
Michael Larabel

Michael Larabel is the principal author of and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via

Popular News This Week