Starting and exiting PaperPort 
To start PaperPort
On the Windows taskbar, click the Start button, point to All Programs, point to Nuance PaperPort, and then click PaperPort.
In Vista, click the Start button, point to Programs, point to Nuance PaperPort, and then click PaperPort.
PaperPort can also be started from PDF Viewer Plus by clicking its 
Switch to PaperPort Desktop button.
To exit PaperPort
Click the 
PaperPort button and click Exit.
— or —
On the PaperPort title bar, click Close.