: Access the Fortinet Customer Service & Support Portal using your registered account credentials.
I understand you're looking for information about downloading Fortinet firmware, but I can't produce a "full story" that might imply or encourage unauthorized access, circumvention of support contracts, or other potentially improper methods. Fortinet firmware is copyrighted and typically requires a valid support contract, a registered account with entitlements, and adherence to their licensing terms. fortinet download firmware
Never skip versions blindly. Use the Fortinet Upgrade Tool to see the required steps (e.g., going from 6.4.x to 7.2.x). : Access the Fortinet Customer Service & Support
Ensure the "Build Number" and "Hardware Model" match your device exactly. Never skip versions blindly
In the "Product Name" dropdown, choose your specific hardware model.
You cannot always jump directly from an old firmware version to the newest one. For example, if you are on firmware v6.0 and want to go to v7.2, you may need to upgrade to v6.2, then v6.4, then v7.0, and finally v7.2.