Troubleshooting Tip: No firmware available from FortiGuard under firmware management

[mzainuddinahm]

Description
This article describes when No new firmware is listed in the Firmware Management section from GUI.

Solution
1) Run the below commands to make sure that the FortiGuard Distribution Network has the images updated on FDN Servers.

# diag fdsm image-upgrade-matrix
# diag fdsm image-list
# diag fdsm fds-update

The above commands will list all the compatible firmware images & versions which are retrieved from FDN, if this is successful then there are no issues communicating with the FortiGuard distribution list.

2) Enable the below command:

# config system central-management
    set allow-remote-firmware-upgrade enable
end

This will enable remotely upgrading the firmware on this FortiGate from the central management server (FortiGuard by default).

After this change, it will be possible to find the recommended firmware: