%programfiles%\Microsoft Security Essentials
The utility is part of the MSE program so you can easily find it from the following folder. And that’s why MSE also includes a command utility named MpCmdRun.exe to help you overcome the update problem.
Or simply you have disabled it because you hate it. However, there are circumstances that Windows Update doesn’t always work the way it supposes to. So normally if your Windows Update setting has been configured properly and has been working fine you don’t need to worry about this update process. Because MSE is developed by Microsoft, its update process is included in the routine Windows Updates. Failing to do so may cause serious security problem to your beloved Windows 7 system. One of the crucial things being as an anti-virus software is that it needs to be updated constantly. If you are one of those who have chosen MSE as your primary anti-virus software, congratulation, welcome on board with us who have Stopped Paying For Windows Security. It’s a pretty good and reliable product that has been adopted widely by the community since released. Microsoft Security Essentials is the latest anti-virus and anti-spyware software developed by Microsoft.