Because the entire tone of your original post was written in a way to imply that the OP hadn't done the due diligence. The end of your post was quite telling in "It's quite straightforward."
I just don't understand how come there are so many pro-Microsoft comments lately justifying everything bad that they are doing. It feels like arguing with a pure-Microsoft IT department, everything good that happens in Windows is good and everything bad is user mistake and could have never happened.
> Edit: I did that Google search and found that Windows ignores Active Hours in the sense that it still downloads the updates. But it does not Restart the PC. I could be wrong, but I'd appreciate if you can state it politely.
And this same google search shows that this does happen:
https://answers.microsoft.com/en-us/windows/forum/windows_10...
https://answers.microsoft.com/en-us/windows/forum/all/window...
https://answers.microsoft.com/en-us/windows/forum/all/window...