Running the McAfee Consumer Product Removal tool (MCPR.exe) removes all 2005, 2006, 2007, 2008, and 2009 versions of McAfee consumer products.Solution
IMPORTANT: If your McAfee products were preinstalled by the manufacturer of your computer, ensure that you activate your McAfee subscription before uninstalling. Reinstalling from a CD or download only installs your McAfee consumer applications, but might not recover your paid subscription term information.

Step 1 - Uninstall your McAfee consumer products using Add/Remove Programs in the Windows Control Panel Windows 2000/XP
Click Start, Settings, Control Panel.
Double-click Add or Remove Programs.
Select the McAfee SecurityCenter product.
Click Remove and follow the steps provided.
Windows Vista
Click Start, Search, type Programs and Features, and click Go.
Double-click Programs and Features.
Select the McAfee SecurityCenter product.
Click Uninstall and follow the steps provided.

Step 2 - Download and run MCPR.exe
Download the removal tool from: http://download.mcafee.com/products/licensed/cust_support_patches/MCPR.exe
Click Save and save the file to a folder on your computer.
Navigate to the folder where the file was saved.
Make sure all McAfee windows are closed.
Double-click MCPR.exe to run the removal tool.

NOTE: Windows Vista users must right-click MCPR.exe and select Run as Administrator.

Restart your computer after receiving the message CleanUp Successful.
Your McAfee product will not be fully removed until the system is restarted.
If the message Cleanup Unsuccessful is displayed, follow the steps below to view and save your MCPR log files for analysis by Technical Support.

Saving troubleshooting logs
On the Cleanup Unsuccessful notification dialog, click View Logs.
Your troubleshooting logs will open in a Notepad window. Click File, Save As, and save the file to your Desktop. Name the file MCPR_date.txt (for example: MCPR_Jan10_08.txt).
Contact McAfee Technical Support and provide the log file to your technician for troubleshooting.
When all McAfee products are removed from your computer, continue to Step 3.

Step 3 - Reinstall your McAfee Products
NOTE: Refer to the instructions from the partner you purchased your McAfee consumer product from, or reinstall using the following partner links:
If you purchased your software directly from McAfee, go to https://home.mcafee.com/Secure/Protected/Login.aspx to log in and download your software.
AT&T users should go to https://uversecentral1.att.com/uvp/myhome/mam/ISS/
Comcast users should go to http://security.comcast.net/
Cox users should go to http://www.cox.net
DELL users should go to https://us.mcafee.com/root/login.asp?affid=105
Gateway users should go to https://us.mcafee.com/root/login.asp?affid=370
eMachines users should go to https://us.mcafee.com/root/login.asp?affid=365
MSN users should go to http://membercenter.msn.com
AOL users should search on keyword: Safety (http://daol.aol.com/safetycenter). On the AOL Safety & Security page, click Download Now