How to handle Challenge (Captcha) action for Ajax requests

As a site owner, some of my user’s ajax request were redirect to “Challenge (Captcha)” page when they submit a form via ajax request.

As you know, by default, ajax request not render page and user can not pass a Captcha challenge, any help or guide for me to help user can pass a captcha challenge in their ajax request?

Thanks.

You need to find out why your visitors received the CAPTCHA while performing AJAX requests. You may check the firewall events and see what caused the issue.