To download the latest version or a hotfix, you should use the official platform where you purchased the game:
A significant technical update in May 2022 upgraded the game to 64-bit and SDL 2.0 on Linux to improve Steam Deck compatibility. If you are experiencing graphical glitches on these platforms, ensure your system is using the latest Proton runtime. Download Little Inferno v1.3.Hotfix
The Steam version automatically updates to the most recent build (currently v2.0 or higher depending on the platform). To download the latest version or a hotfix,