
Restart your Steam After you have successfully activated Steam Proton, click "OK" and Steam will ask you to restart it for the changes to take effect. This is the most stable version of Steam Proton at the moment.ģ. Choose a version You should use the Steam Proton version recommended by Steam: 3.7-8. However, if you want to go further and play titles that even Valve hasn't tested, toggle the "Enable Steam Play for all titles" option.Ģ. Valve has tested and fixed some Steam titles and you will now be able to play most of them.

Click "Enable Steam Play for Supported Titles." Alternatively: Go to Steam > Settings > Steam Play and turn on the "Enable Steam Play for Supported Titles" option.

From here, click on the Steam Play button at the bottom of the panel. Then click on settings to open a new window. Activating Steam Proton for Linux: Proton is integrated into the Steam Client with "Steam Play." To activate proton, go into your steam client and click on Steam in the upper right corner. Some games may not work or may break because Steam Proton is still at a very early stage.ġ. Alternatively, some programs, notably PC games, require that the DLL file is placed in the game/application installation folder.įor detailed installation instructions, see our FAQ.This guide describes how to use Steam Proton to play and run Windows games on your Linux computer. In the vast majority of cases, the solution is to properly reinstall steam_api64.dll on your PC, to the Windows system folder. Try installing the program again using the original installation media or contact your system administrator or the software vender for support.


Try reinstalling the program to fix this problem. The program can't start because steam_api64.dll is missing from your computer.The most commonly occurring error messages are: For instance, a faulty application, steam_api64.dll has been deleted or misplaced, corrupted by malicious software present on your PC or a damaged Windows registry. Errors related to steam_api64.dll can arise for a few different different reasons.
