To remove Norton antivirus and security products:
Follow these instructions for downloading and running the Norton Removal Tool associated with your Norton product.

To avoid conflicting programs, please remove all 3rd party antivirus and security software. These products will conflict with your ZoneAlarm product and could result in technical or performance problems.
Follow these instructions for downloading and running the Norton Removal Tool associated with your Norton product.
Follow these instructions for downloading and using the BitDefender uninstall tool.
If you are running another brand of security software, remove it through the standard Windows program removal process: