
This option suppresses the user interface completely /Q or /quiet - runs the tool in quiet mode.There are some switches for running the mrt.exe manually: You can run it "manually" in interactive mode too, typing mrt.exe in the "Run Window" (or search field of Windows Vista - Vista will UAC-prompt you.) You can tell if it runs, searching the Windows Task Manager for "mrt.exe". There is a 32bit and 64bit version.Īfter the installation or update, it automatically runs in the background and removes viruses if there are any creating the report file mrt.log in the 'C:\Windows\Debug' folder. But you can download it from the Microsoft Download Center. If you don't find this file there, it's a sign that it is not installed on your computer. You can find it in the in the ' C:\Windows\System32' folder, its name is mrt.exe.

It is automatically updated on the second tuesday of every month via Windows Update.

Microsoft's Malicious Software Removal Tool is a free tool for Windows XP and Vista (and probably Windows 7) which scans computers and removes specific malicious software.
