AhmadSadeq

Hello, I started a JAVASCRIPT Certification, in question 6 at minute (around 10) the browser freeze with no no response, the page keep loading, and sending request to Certification.w3schools.com, after few minutes, shows (504-Gateway Timeout), after few try and refreshing the page, it back to work but at: minute 27 (I lost 17 minutes) , and again freezes after a 1 minute. What I have to do? I paid, and I cant finished my exam. Where can I contact them to solve my problem. Thank you