What's new in FortiOS 6.2.15
FortiOS 6.2.15 includes the resolved issues described in the FortiOS 6.2.15 Release Notes.
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