You decided to download the installer for KNIME Analytics Platform for Windows (zip archive) 64 Bit (547 MB).
If you want to run the KNIME installer or self-extracting archive for Windows you might experience some difficulty because of the Microsoft SmartScreen filter which was introduced with Internet Explorer 9 and Windows 8. Find out how to solve the problem.
Once your download has started, you may want to continue to the get started section.