For enterprise deployments, upload the downloaded firmware to a non-production staging unit or a FortiGate VM instance to evaluate stability before updating production edge firewalls. If you are planning an upgrade soon, let me know: What is your current FortiGate model ? What FortiOS version are you running right now? What target version are you hoping to upgrade to?
Choose FortiGate from the product dropdown menu.
Click the download icon (arrow down) next to the firmware file. The file name will look like: FGT_60F-v7.0.17-FORTINET-out.encrypt
If you encounter critical issues after an upgrade, you may need to downgrade to a previous version. Note that downgrading typically requires the use of the same file used in the original upgrade and may restore the configuration to a previous state. fortigate firmware download
A successful FortiGate firmware download is the first step toward a resilient security posture.
Ensure your specific FortiGate hardware model supports the firmware version you intend to download. Older models eventually reach End-of-Engineering (EOE) and End-of-Support (EOS) milestones and cannot run newer FortiOS releases. 2. Step-by-Step: How to Download FortiGate Firmware
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 What target version are you hoping to upgrade to
Never jump multiple major versions at once. Use the Fortinet Upgrade Path Tool to see the mandatory intermediate steps.
You need access to the official portal using credentials tied to your registered products. Step-by-Step: How to Download FortiGate Firmware
Fortinet restricts firmware downloads to verified customers and partners. You must have an active FortiCare support contract tied to your device to access the latest images. Method A: The Fortinet Support Portal (Manual Download) The file name will look like: FGT_60F-v7
Once you have downloaded the .out file, you can install it via the GUI: Log in to your FortiGate GUI. Go to . Click Browse and select the .out file you downloaded. Click Backup Config and Upgrade . The FortiGate will upgrade and reboot automatically. Conclusion
Pro Tip: Always download the corresponding “Release Notes” PDF. The release notes contain critical information about new features, fixed bugs, known issues, and—most importantly—the upgrade path.