What's new in 0.3 'Fullscreened'? X Mode — a full-screen, controller-first game launcher with its own login session - Steam, Heroic, Bottles, Lutris and your own games in one place; boot into X Mode - pick X Mode or the desktop in the installer, switch between them anytime; handheld support - built-in controls and back buttons on the ROG Ally family, Legion Go, MSI Claw and more via Handheld Daemon; quick settings and TDP - performance modes, power limit in watts, brightness and volume, in X Mode and on the desktop; CobaltX keyboard - themed on-screen keyboard that types into any app or game (controller or touch); controller cursor - use the stick as a mouse on the desktop; library + add a game - add AppImages, .exe files, scripts or ROMs that weren't found automatically; open apps — resume or close running apps, with force close for frozen ones....