For enterprises with 50+ firewalls, manual upgrades are inefficient. The latest FortiOS introduces improved automation.
Recently recommended for production use as of February 2026 [34]. Version 7.6.5: Marked the official transition of the 7.6 branch into the latest fortigate firmware
When downloading the latest firmware from the Fortinet Support Portal, you will see two designations: For enterprises with 50+ firewalls, manual upgrades are
Direct upgrade from 7.2 to 7.6 not supported. For enterprises with 50+ firewalls
You can check for and install the latest firmware directly through your FortiGate's management interface or the Fortinet Support Portal System > Firmware & Registration