Valve recently released Proton 10.0-4b, an update to its compatibility layer for running Windows games on Linux. This latest version primarily introduces support for Steamworks SDK 1.65. According to the release notes on GitHub, the update "Added Steamworks SDK 1.65 support." This integration is significant for developers and users, as it ensures that newer Windows games built with Steamworks SDK 1.65 can leverage the updated features and services within the Proton environment. By keeping pace with the latest Steamworks SDK, Proton aims to maintain broad compatibility and functionality for a wider range of titles on Linux, improving the overall gaming experience for users on the platform.