SteamOS 3.7.8: Official Support for Legion Go and ROG Ally

Valve's massive SteamOS 3.7.8 update is here, bringing official support for AMD-powered handhelds like the Lenovo Legion Go and Asus ROG Ally. This update fixes installation bugs on the Legion Go S, adds a "SteamOS Compatible" library tab, and improves the SteamOS recovery image. The Steam Deck also receives significant improvements, including a new battery charge limit feature, updated Linux kernel, Mesa graphics driver, and Plasma desktop.