This is a very simple, straight-forward request. The delete confirmation dialog box should list the file(s) you are about to delete.
Currently, when deleting media from Plex, you aren’t shown what is being deleted. It simply says “Are you sure you want to delete this item from your filesystem?”:
Showing the file you are about to delete would prevent user error; it would be easy to accidently select the wrong file and delete it.
