Update McAfee Anti-Virus
McAfee 4.5.1
Double-click the VirusScan Console icon in the system tray by the clock (The VirusScan Console icon is the icon that resembles a magnifying glass).
Right-click on the AutoUpdate option.
Select Start from the menu.
If the update does not run, download and install the update manually from McAfee's website.
McAfee 7.x/8.x
Right-click on the VirusScan icon next to the clock (The icon of a shield with a 'V").
Select Update Now... from the menu.
If the update does not run, download and install the update manually from McAfee's website.