According to Statcounter, Windows 11 held a 55.18% market share in October 2025. That share dropped to 53.7% in November and dropped again in December. Now, Windows 11 holds a 50.73% market share.
https://gs.statcounter.com/os-version-market-share/windows/desktop/worldwide
Many are rollback to Windows 10, but Linux is increasing as well.
https://gs.statcounter.com/os-market-share/desktop/worldwide
How hard is it for laymen people to install and use it? Are there step by step instruction available?
Pretty straightforward actually, plenty of distros even ship their own USB flasher tool so that you don’t have to use rufus.
Definitely step by step instructions available and even official videos now.