Some key functions are missing, though.If you miss the good old days of Windows XP, you'll appreciate this web-based project attempting to bring it back. Shared on the r/windows subreddit by user ...

To use Windows XP via Q4OS/XPQ4, download the ISO file for XPQ4 as FreeXP from the developers. The best way to do this is to use the ‘FreeXP live CD image’ option under ‘Downloads.’ ...