If you configured Pioneer Complete Suite for multiple users you have to log on to Windows® as a Computer Administrator who is privileged to change settings in order to remove Pioneer Complete Suite from your computer.
Note: If Pioneer Complete Suite does not work correctly on your computer because some damage has occurred, such as you accidentally removed files that are part of the Pioneer Complete Suite installation, you can repair Pioneer Complete Suite without removing it by selecting the Change option in the Add or Remove Programs dialog. This will result in the Repair option being selected instead of the Remove option in the Repair and Uninstaller Application window mentioned below.
Shut down Pioneer Complete Suite.
On the Windows® Taskbar, click Start, choose Settings, and then Control Panel.
Double-click Add or Remove Programs.
In the Add or Remove Programs dialog box, select Pioneer Complete Suite, and then click Remove.
In the Pioneer Complete Suite Repair and Uninstaller Application, select Remove this product from your system, and click Next.
If you require your E-mail address and password to remove Pioneer Complete Suite, the Password Required dialog box displays as shown below. Type your E-mail address and password, and click OK.

Note: If you have forgotten your E-mail address name and password, please contact Technical Support.
Click Continue in the Repair and Uninstaller Application window.
An important warning message is displayed, warning you that you are about to uninstall this product. Click Continue.
Please wait while the program uninstalls.
A message appears informing you that you must restart your computer.
Click OK. The computer restarts automatically.
Pioneer Complete Suite is now removed from your computer.