

Open an elevated command prompt and run the following command: wusa /uninstall /kb:890830 /quiet /norestart If you had Microsoft Malicious Software Removal Tool installed in Windows 10, you can easily uninstall it now. You can save your time and download ready-to-use Registry files. Note: Even if you are running a 64-bit Windows version, you still need to create the 32-bit DWORD value.

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.
