1. It comes preinstalled on most PCs. It is just there.
2. Work in general (Office 365), and for software development "microsoft shops" although that is now more cultural with .NET5 running on Linux etc.
3. Games? (I am not a gamer)
It takes a bit of effort to switch to Linux, for most people's lives they are probably not aware of Linux, or even if they are don't see the point because Windows just works and does what they need.
2. Work in general (Office 365), and for software development "microsoft shops" although that is now more cultural with .NET5 running on Linux etc.
3. Games? (I am not a gamer)
It takes a bit of effort to switch to Linux, for most people's lives they are probably not aware of Linux, or even if they are don't see the point because Windows just works and does what they need.