Too many administrators make the mistake of equating “latest” with “best.” In the FortiGate ecosystem, the latest General Availability (GA) release is often a double-edged sword. Fortinet follows an aggressive release cadence, and while new versions ship with crucial Common Vulnerabilities and Exposures (CVE) patches, they may also introduce new bugs.

# Windows PowerShell Get-FileHash -Algorithm SHA256 C:\Downloads\FGT_200F-v7.4.6.out

Alternatively, you can use the FortiGate CLI to verify the firmware version: