The system will prompt you that a reboot is required. Confirm to start the process.
Ensure your specific hardware model (e.g., FG-60F) is supported by the target firmware version by checking the Release Notes on the Fortinet Docs portal.
: Create a manual backup of your current configuration, including local certificates, before starting. This is your safety net if the upgrade fails. 2. Downloading the Firmware Image Official firmware must always be sourced from the Fortinet Customer Service & Support portal Downloading a firmware image | FortiGate / FortiOS 7.6.6 fortigate firmware download install
Click on the Download tab and navigate through the version folders (e.g., v7.00 -> 7.2 -> 7.2.5).
FortiOS firmware cannot always be upgraded directly to the latest version. Skipping intermediate versions can corrupt your configuration file. Go to the (fortinet.com). Navigate to Support > Firmware Upgrade Path . The system will prompt you that a reboot is required
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Bug reports that might affect your specific network environment. : Create a manual backup of your current
There are no supported "Downgrade Paths" for FortiGate firmware. Downgrading is not supported and can cause any of the issues associated with not following a supported upgrade path, including configuration loss and boot failures.