To remove a Table of Contents
On the Bookmarks Panel, click the Settings button, then select Remove Table of Contents from its menu.
Click Yes in the dialog box that appears to confirm deletion.All Table of Contents pages will be deleted from the PDF document.
or
Select Pages from the Navigation Panels, to display the Pages Panel.
Right-click the thumbnail(s) of the Table of Contents and click Delete..., orselect the TOC-thumbnails and select Delete… from Options.The Delete Pages dialog box appears. Check that Selected is chosen and click OK.
Click Yes in the dialog box that appears to confirm deletion.