FortiClient 6.4.3 for macOS is a legacy endpoint security agent primarily used for secure remote access via VPN. While newer versions like 7.4.6 are currently available on Fortinet's Document Library , version 6.4.3 remains a specific requirement for some older enterprise environments. How to Download
FortiClient version 6.4.3 is considered a legacy release. Fortinet has since released newer versions (7.0.x, 7.2.x, and later). While this article provides technical guidance for legacy deployment, we strongly recommend using a supported version unless compatibility with a specific legacy FortiGate firmware is required. forticlient 6.4 3 download macos