FAQ for Microsoft Security Essentials, Scanning, Detecting and Removing
Threats, here:-

http://answers.microsoft.com/en-us/p...9-01aba839ba1f

In the first part, there is this statement:-

"Speaking from experience, it's doubtful that MSE or any other
anti-virus/antispyware application would install (or install properly)
on an already-infected computer."

Do readers here agree with this?

TIA