Earlier quoted context omitted.
Unfortunately, this "vendor crap" is now part of the OS.
True, I was using my brothers machine, which is win10 - and I havent used windows in years - and I was disgusted by the crappy UI/UX I was given - with its inbuilt notifications which even pop-up to tell you that you went into full screen mode and told it not to pop-up.... Also, the start menu looks like a freaking spyware minefield they way it takes up 60% of the screen when it is activated. Windows is absolutely a…
Start menu from store is pretty clean. Go to a microsoft store and mess around with devices from there - they are "signature devices" that are clean.
Windows isn't a mess these days in any sense of the word, It's just people who have a negative opinion of it speak about it with sympathy from others who have a negative opinion.
The Windows subsystem for Linux is awesome, the app store is a move in the right direction (damned if you do, damned if you don't) and they're closing out a lot of legacy design elements with their annual updates. (dark mode, better high res / high dpi support, consistency of legacy/new elements. yaddy yaddy yadda)
With a few minutes of trying you can all but customize the entire interface to your liking.
ChromeOS has the benefit of not having decades of legacy to preserve - and Android is suffering many of the negatives you speak of with regards to Windows and iOS has completely the opposite problem being a controlled absolute dictatorship err walled garden.