There's a few things that could be happening here. First avenue to pursue is what country are you connecting from? What's the chances of your ISP blocking your connection for whatever reason? Do you use a proxy/VPN? If you don't think this applies to you, then we move on to the basic troubleshooting. Would you please carefully work through the first three steps of our guide to Solving Technical Issues ? Step 1: Make sure to use the right browser Please check if these issues persist when using both Chrome and Firefox. Step 2: Ensure that there are no extensions/addons interfering with Roll20 Please disable all add-ons/extensions and anti-virus programs. Step 3: Clear your cache If none of the above succeeds, please thoroughly work through Step 4 . (Don't forget the complete Console Log!) Thank you!