Go to the FAST website: https://flfast.org/. Click on the FAST testing box.
Scroll down to the bottom of the page and click the Secure Browser button.
Choose macOS. Click on the "Download Secure TestBrowser" Button for your specific version of macOS.
A pop up window will open. Select desktop as the download location.
Open Downloads from your dock. Double-click "FSASecureBrowerX.X.dmg".
Drag the FSASecureBrowser icon to the folder. This will install the Secure Browser into your applications.
Double-click the FSASecureBrowser icon on the desktop to launch the testing browser.