We used the FortiClient (EMS) and found that it breaks the Secure
DynamicDNS Update process just by having the app installed on the
PC.FortiGate bug ID 0964456Rel.
https://community.fortinet.com/t5/Support-Forum/FortiClient-EMS-DNS-Dynamic-update-iss...
You are leaving our website
You are leaving our site and we cannot be held responsible for the content of external websites