If you are experiencing a persistent issue with iAnnotate, or simply wish to wipe all of its settings and data, you may wish to uninstall the app.

To uninstall iAnnotate:

• Tap and hold the iAnnotate icon on the iPad home screen, until it wiggles.
• Tap the X that then appears in the upper-left of the app icon, and confirm that you wish to remove the app.

Once uninstalled, you can reinstall iAnnotate through iTunes.