Please follow the following instructions:
- Go to Adobe.com to start downloading the Flash Player.
- You can uncheck "Yes, install McAfee Security Scan Plus" if you don't want McAfee to install.
- Allow the download of the file to your desktop or download folder.
- Once downloaded double click on the file.
- When Security Warning dialog box appears, click 'Run'.
- When User Account Control dialog box appears, click 'Yes'.
- Sit back and let the Flash Update install.
You may want to reboot your machine following the install.