


If you do not have this Registry key, then just create it. HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftMRT To Disable Microsoft Malicious Software Removal Tool From Installing, do the following. Once you apply the Registry tweak, the application won't be offered via Windows Update so it should not even get downloaded. There is a Registry tweak which prevents Microsoft Malicious Software Removal Tool from being offered on Windows Update and getting installed to C:Windowssystem32mrt.exe. This tool is known to take a long time to complete scans and consumes system resources during those scans, so you might want to prevent Windows 10 from installing it. The application can also be downloaded separately from Microsoft's website. The Windows Malicious Software Removal Tool (MRT) is a freeware app that Microsoft redistributes via the Windows Update service.
