What's wrong with the start menu in my Windows?

Question

Windows

I have windows 10 2004 why are the icons in the start menu duplicated?

Here is an example:

Here is how I do it: https://i.imgur.com/SwIOGSr.gifv, https://i.imgur.com/IjrSfkv.gifv

Answer 1

Perhaps the applications belong to 2 groups at once, so they are duplicated.

Answer 2

That is like this: Different shortcuts to different files with the same name.