FortiOS support
FortiManager Cloud version 7.0.3 r1 supports the following FortiOS versions:
- 7.0.0 and later
- 6.4.0 and later
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