If you are looking for a 32-bit alternative for extremely old hardware, you might need to look into older "tiny" Windows mods or lightweight Linux distributions, as modern performance-focused projects like AtlasOS have moved entirely to 64-bit. Are you looking to install this on a specific older device , or are you primarily interested in its gaming performance
If you are looking for a 32-bit optimization experience similar to AtlasOS: Official Support: no 32-bit version of the Atlas Playbook. Modern versions of Atlas require Windows 11 (64-bit) Hardware Limits: For true 32-bit machines, the Atlas community often recommends lightweight Linux distributions atlas os 32bit exclusive