The Bookmarks menu does not transfer bookmarks to other folders.

[AkulaBig]

The Bookmarks menu does not transfer bookmarks to other folders. Instead of transfer, copying occurs. Not for all bookmarks. In such bookmarks, the star is not painted over. That is, there is no information that the laying is saved.
The link is in the bookmarks menu:

But there is no mark about it:

Then the bookmark is not transferred to the new folder, but copied.