Have you actually tried that? I just installed it and it's just a buch of help files that link to the web. F1 continues to work the same way, bringing up websites, often useless ones like this one for a for loop:

https://docs.microsoft.com/en-us/dotnet/api/microsoft.codean...

Have you installed the Help Viewer and configured as advised?

I got it working now, but it's still often giving nonsensical answers for simple queries like a for loop.