Quit all running applications.
Disconnect the scanner from your computer.
Open the Control Panel:
Select Uninstall a program in Programs.
Select the application you want to uninstall.
Click Uninstall/Change or Uninstall.
If the User Account Control window is displayed, click Continue.
Follow the on-screen instructions.
A message may be displayed prompting you to restart your computer. If it is displayed, make sure I want to restart my computer now is selected, and then click Finish.