New features and enhancements
FortiNDR v7.1 is released to support new generation of HW (gen3) of FortiNDR-3500F which has additional 4 x 10G SFP+ ports, along with bug fixes.
There are no new features and enhancements in FortiNDR 7.1.1.
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