You decided to download the installer for KNIME Analytics Platform for Windows (self-extracting archive) 64 Bit (466 MB).
The self-extracting archive only creates a folder holding the KNIME installation
If you want to download the KNIME Analytics Platform installer or self-extracting archive for Windows, you might experience some difficulty because of Microsoft Defender SmartScreen, which tries to prevent users from installing malicious software.
To find out how to solve the problem click here.