Barnes & Noble NOOK User Manual page 37

The picture below shows the types of content you can select.
Any changes you make take effect right away.
Clearing Shortcuts from Previous Searches
To clear shortcuts (links to results) from previous searches, do this:
1. Tap the Clear shortcuts button in the settings navigation menu on the left side of the screen.
Your NOOK displays a button on the right side of the screen for clearing shortcuts.
2. Tap the Clear shortcuts button on the right side of the screen.
A dialog box opens, asking if you really want to clear shortcuts to recently searched items.
3. Tap the Clear shortcuts button in the dialog box to clear the shortcuts.
Barnes & Noble NOOK HD User Guide 37