Updates often introduce new security profiles, advanced analytics, and improved SD-WAN capabilities.
Input your current FortiGate model, your current FortiOS version, and your target FortiOS version.
Inside the Support Portal, click on the tab next to the Download tab. fortigate firmware download
Connect to the FortiGate via the RJ45 Console port using a terminal emulation program (like PuTTY). Reboot the firewall physically.
Click the download button. Save the file to your computer. Look for a file ending in .out . How to Install the Update Back up your settings before you start. Connect to the FortiGate via the RJ45 Console
This is where most firmware downloads go wrong. You cannot jump from FortiOS 6.0.10 directly to 7.2.8. Fortinet requires to preserve configuration compatibility and database integrity.
Check for known issues or hardware-specific bugs in the Fortinet Documentation Library . Save the file to your computer
To download official firmware, you must meet the following criteria:
Downloading FortiGate (FortiOS) firmware requires an active FortiCare support contract, a registered device, and use of the official Fortinet Support Site . Users must verify their current version to determine the correct upgrade path, using the GUI, USB, or TFTP to apply the image, and always backing up configurations first. For more details, visit Fortinet Documentation . Downloading a firmware image | FortiGate / FortiOS 7.6.6