Johann's Mockups: If OperatingSystem had more versions? (Teaser) 

Thanks to Copilot and Gemini for helping me.
Note: I may fix some first boot screens at this moment.
Credits:
TROY EN LTD (For the Steam game)
Microsoft
GMMTM (for the sounds)
Fjattar (for the sounds)
Beepbox
Motorola (for the sounds)
Audiocraft
and the others
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