: Scroll down to the "Beta versions" section. This is usually listed separately from the stable releases.
: Ensure you download the version (x64 or x32) that matches your Windows operating system for optimal performance. Download WinRAR Beta zip
Downloading the as a ZIP file is a common way to test the latest compression features and performance improvements before they hit the stable release. Why Download the Beta? : Scroll down to the "Beta versions" section