In these cases, contact your or Dassault Systèmes customer portal to request a new license file or extension.
: If the license is active but a benign "expired" message persists, you can uncheck "Show Info" in Tools > Options > Licensing to suppress the alert. The Expiration Date Of Your License Has Arrived Catia
Deploy a Network Time Protocol (NTP) server across your domain. Ensure every workstation and the license server points to the same authoritative time source. A drift of even 24 hours can trigger expiration errors in strict license files. In these cases, contact your or Dassault Systèmes