If you are using Windows, you can get the compatible version of the latest Malwarebytes version from the official website of this antivirus. This tool is a premium tool and thus you need to make online purchase before you get access to the download section of the software. At the downloading section, you need to find the patch for Windows 8. This patch is required to be downloaded. If you download wrong patch, you would have to undergo a lot of hassles. It will cause many problems for you during installation process. In fact, installation would not occur properly. Call Malwarebytes Toll Free Number anytime for help.