Fortinet requires a strict upgrade path. Skipping intermediate versions can corrupt the configuration.
It provides a Configuration Diff (showing exactly what changed in your config during the update) and Statistics like upgrade time and who initiated it. how to update firmware fortigate
There are two primary ways to update FortiGate firmware: via the GUI (automated) or via the CLI/TFTP (manual). Fortinet requires a strict upgrade path
If your FortiGate is managed by FortiManager or FortiCloud, update those platforms first, otherwise the tunnel may break. There are two primary ways to update FortiGate
Firmware updates require a reboot, which will cause a brief period of network downtime. How to Update FortiGate Firmware via GUI
After your FortiGate reboots with the new firmware, complete these critical tasks:
Before diving into the "how," it is important to understand the "why." Fortinet releases firmware updates for three primary reasons: