Hey,
Please can you go through the connectivity troubleshooting found
here.
If you still have an issue after this, please create a support ticket / live chat at
here with screenshots showing your port forwarding and your system files (DX diag and MSINFO) so that we can look into it and try further troubleshooting with you.
You can find instructions on how to create the files and attach them to your ticket at the links below:
DX Diag
MSINFO
You can also try manually changing the server to a different one by following the steps
here.
if you are unable to open the support site links, please try on a different web browser or device, or try clearing your browsers cache and cookies.