The preference settings for the Bookmarks function are:
Default group for new items - The group that new bookmarks are placed into. The default is "Unfiled."
Default group to view in feature – The group that is displayed when you view your bookmarks. The default is "ALL."
Default sort order for contacts list - The default order in which to sort the bookmarks. Choices are: item, group and url. The default is item.
Invert sort order - The default sort order is ascending. If you check this box, your sort order will be descending.
Number of items to index on one screen – This is the number of bookmarks that will be displayed on the screen at once. The default is 20.