feat(CNL/doc): explain timeout issue

content/docs/support/client-issues.md

@@ -108,6 +108,15 @@ Looks like you are not sync on time. Follow those simple steps:
 
 **Note:** words might change depending on what Windows version you are running (10/11).
 
+Connection to CNL timed out
+-----------------------
+If you are having issues connecting on many servers, please try the following:
+- Try temporarily disabling antivirus to see if it is causing this issue. Sometimes, some antivirus still have their web filters working even if the antivirus itself is disabled. Make sure those web filters are disabled too - you may need to find out how to disable them.
+- Try disabling or enabling any VPN you may be using. Some VPNs are blocked by our protection systems, but for some users a VPN may actually help.
+- Allow FiveM connections through your Firewall, or disable your firewall.
+
+If the options above did not work, some players have found success by creating a new Windows user account and playing FiveM there.
+
 Stuck on a colored background but no menu
 ------------------------------
 This happens on specific older AMD laptop GPUs. Unfortunately, this is caused by CEF and not by FiveM. Once the issue has been fixed in CEF, FiveM will be updated too. A forum moderator has created a topic that could potentially rectify this issue. [Click here][discrete-gpu] for more info.