If you receive the following error message "your browser does not appear to support features needed to join a session." or "our captcha system is being blocked by your browser."
It means we couldn't verify your connection. ClearView Flex needs to allow challenges.cloudflare.com and *.challenges.cloudflare.com on port 443 (TCP). Please allow this on your network or contact your network administrator to check this, then try joining again. If you're still stuck, please contact support.