Bookmarks can be deleted individually from the Timeline, or in multiples from the Bookmark Log dialog.
To Delete a Bookmark Using the Timeline
•Hover the mouse cursor over the Bookmark to open its control dialog and click .
•Right-click on the Bookmark and choose Remove Bookmark.
To Delete a Bookmark Using the Bookmark Log
1.Open Main Menu and choose Bookmark Log (Ctrl+B).
2.Select the desired Bookmarks (use mouse drag or Ctrl+Click or Shift+Click to select multiple rows), open the context menu, and choose Remove bookmarks.