There are no instructions.
What website/link/URL are you going to when/where the verification requirement is presented?
Do the following:
1) Go to the installation page.
2) Proceed to the "verify" screen.
3) Take three screenshots: The first screenshot showing the verification page, the second screenshot showing how you (not a robot) responded, and a third screenshot of the response to your verification.
4) Post the screenshots (or photographs) here via imgur (
www.imgur.com).