Compatibility
FortiNAC Product releases are not backwards compatible. It is not possible to go from a newer release to any older release.
Example: 7.2.0.0035 cannot be downgraded to any other release.
Network Security 
Network Security
NOC & SOC Management
Enterprise Networking
Business Communications
Zero Trust Access 
Cloud Security 
Hybrid Cloud Security
Cloud Native Protection
Web Application / API Protection
SAAS Security
Security Operations 
SOC Platform
Advanced Threat Protection
Endpoint Security