Why can't I click the "Agree" button in Risk Disclosure section to proceed my registration?

You are required to scroll down the text towards to the end of page*, read the whole Risk Disclosure and click the checkbox, before the "Agree" button becomes available for you to move on.

*please put your mouse cursor/ finger on the text, and scroll down

Screen Shot 2018-09-26 at 6.34.39 PM

screencapture-app-plutux-register-2018-09-26-17_31_12