If you are running McAfee on your computer, in most cases in its default setup it would allow the operator console to connect. If you are getting the system message "Cannot connect to the ProvideSupport Chat Server", check out the steps below to allow the chat client through McAfee firewall.
If you are able to connect but facing any performance glitches, such as short disconnects in chat, or delays in messages posting, the below instructions are also applicable: