Fortinet Downloads Firmware Link -

Before diving into the "how," it is vital to understand the "why." Firmware is the low-level software that controls your FortiGate, FortiSwitch, or FortiAP. Downloading the correct firmware accomplishes three critical goals:

on the support portal. You may need to install intermediate "hops" rather than jumping directly to the latest version to prevent configuration corruption. Backup Configuration fortinet downloads firmware