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Update FortiGate firewall firmware

Last update:

The settings in this guide are relevant for FortiOS versions 6.x and 7.x. If you have a different version of FortiOS, you can find the documentation for it in the FortiGate control panel in the top right corner or on the official FortiGate website.

  1. Optional: create a backup.

  2. If you want to update only the build version for FortiOS 7, connect to the firewall and update the build version to the current one in the System **** section.

  3. If you want to update the firmware to a new major version, create a ticket. In the ticket, specify:

    • the current FortiOS version. You can see the current version number in the firewall interface in the System → Firmware → the Current version **** field;
    • the desired FortiOS version. You can see the latest version number on the FortiGate website.

  4. We will send in the ticket:

    • firmware files with the .out extension.
    • the order of loading FortiOS versions to update the operating system.

  5. Download the firmware files to the device you are using to connect to the firewall.

  6. Connect to the firewall.

  7. Upload the firmware files you downloaded in step 5, following the instructions for your current FortiOS version:

    7.1. Go to the System → Firmware **** section.

    7.2. In the Upload Firmware block, click Browse.

    7.3. Check the firmware loading sequence you received in the ticket in step 3, and upload the first file.

    7.4. Click Backup config and upgrade.

    7.5. Click Continue. The device will start restarting.

    7.6. Wait for the updated system to start.

    7.7. Repeat steps 7.1–7.7 for each firmware file you downloaded. Follow the loading sequence you received in the ticket in step 3.