Check your existing FortiOS version on your FortiGate dashboard.
to determine if you need to perform intermediate "hops" between your current version and the target version. Review Release Notes : Check for known issues and compatibility changes in the Fortinet Document Library Back Up Configuration
Locate the correct image file for your specific hardware model (e.g., FGT_60F-v7.2.5.F-BUILDxxxx-FORTINET.out ).
, reconnect to the CLI and update the antivirus and attack definitions: fortigate firmware download install
There are two primary ways to install the firmware: via the Graphical User Interface (GUI) or the Command Line Interface (CLI). Method A: Upgrading via GUI (Recommended) Open your FortiGate GUI. Go to System Settings: Navigate to System > Firmware .
If your FortiGate has direct, unrestricted internet access, it can fetch available versions directly from FortiGuard servers. Go to > Firmware & Registration . Look at the FortiOS Version section. Browse the available updates under the Latest Releases tab.
: Check the Fortinet Documentation Library for known issues and bug fixes specific to your target version. How To Upgrade FortiGate Firewall Firmware? Check your existing FortiOS version on your FortiGate
Verify OSPF, BGP, or static routes are fully populated ( get router info routing-table all ).
Fortinet restricts firmware access to devices with an active support contract (FortiCare). Ensure your registration is up to date, or you will be blocked from downloading files from the support portal. Check the Release Notes
Go to Log & Report > System Events to check for any critical configuration errors or daemon failures. , reconnect to the CLI and update the
Locate the specific image built for your exact FortiGate hardware model (e.g., FGT_60F-v7.4.4.F-buildXXXX.out ). Click next to the file to start the download. Verifying File Integrity
Run these verification commands:
Click on your administrator username in the top-right corner. Select > Backup .
There are two ways to get the firmware, depending on your support status.