Fortinet typically categorizes its firmware into two main tracks: and Mature .
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To ensure the integrity and security of your network, only download firmware from the official Fortinet Support Portal. FortiGate / FortiOS 8.0 - Fortinet Document Library Fortinet typically categorizes its firmware into two main
Focus on stability and bug fixes, recommended for production environments where reliability is paramount (e.g., late-stage patches in the 7.6 or 7.4 series). Current Key Versions (May 2026) Version Series Latest Patch FortiOS 8.0 8.0.0 AI-powered security, Fabric-based AI agents FortiOS 7.6 7.6.6 Stability and security fixes FortiOS 7.4 7.4.11 End of Engineering Support (EOES) May 11, 2026 fortigate latest firmware version download verified