- Fixed Proton 9.0 regressions:
- Command & Conquer Red Alert is playable again.
- Carmageddon: Max Damage is playable again.
- Fixed Risk of Rain 2 being unable to start a multiplayer lobby.
- DayZ is able to connect to servers again.
- The Last Of Us Part I no longer drops FPS when using mouse.
- Trove no longer crashes when going through inventory.
- Fixed new prefix failing to initialize on filesystem that do not support copy_file_range systemcall.
- Added support for Steamworks SDK 1.59.