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
FortiGate Latest Firmware Download & Verified Upgrade Guide (May 2026) fortigate latest firmware version download verified
On May 11, 2026, FortiOS 7.4 reaches EOES. Devices remaining on this version will have firmware-auto-update forcibly enabled unless managed by FortiManager or part of a Security Fabric. It is highly recommended to upgrade to 7.6 or higher before this date. 2. How to Download Verified Firmware To ensure the integrity and security of your
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 It is highly recommended to upgrade to 7