What was the worst Windows OS and what was the best Windows OS?

[News]

8.1 best
vista worst
the only noticeable change for 10 is that there's cortana imo

[Ad Bot]

[TristanLuigi]

everything you're listing is a third-party tool

Alright, yes, that's true, but what I mean is that Windows doesn't have that many third-party modifications.

[beachbum111111]

Best: Windows 10
Worst: Windows 10

[Daswiruch]

Borst:: Windows Windows 10 10

[Unova]

Borst:: Windows Windows 10 10

[Dark Blockland Guard 2]

-foreveralone-

What was that thing

[Unova]

What was that thing

Windows Windows 10 10