cp -p /home/frank/snap/brave/181/.config/BraveSoftware/Brave-Browser/Default/Bookmarks /home/frank/snap/brave/184/.config/BraveSoftware/Brave-Browser/Default/Bookmarks
I use above to retrieve bookmarks if they disappears or touch if I want to start all over or copy the file to another ubuntu or even just harvesting bookmarks or hamless backup