Bookmarks won't delete per your instructions

I followed the instructions below and it doesn't work. I can delete individual sites in a folder but I can't delete it folder. It sits there empty. This is laborious in incomplete. What can be done to fix this? I use Firefox 16.0.2

↓ Show more ↑ Show less
  • All posts
  • Helpful Solutions
  • post
  • helpful
  • owner