Customer is stating that the Chat icon is no longer visible on their Optimal Blue site.
Log in to the configuration page of your demo site to confirm that the icon is visible. If not, contact a Team Manager.
If the CA/CSM has confirmed the icon is visible in their demo site, the customer could be seeing this issue due to a change in the customer’s firewall setting.
Ask the customer to whitelist the following domains. If this does not resolve the issue, notify a Team Manager to contact the FreshChat support team.