Direct jumps from 7.0 to 7.4 are generally ; usually requires a 7.2.x step. 🛠️ Verification & Pre-Upgrade Checklist
: Fortinet categorizes its releases using clear maturity tags. Operating on a verified, stable release minimizes exposure to bugs.
Never skip versions blindly. Fortinet provides an official within the support portal and directly inside the FortiOS GUI (under System > Firmware ).
Confirm that BGP, OSPF, or static routes have re-established across all SD-WAN member interfaces.
If you manage a fleet, upgrade a non-critical branch office first before hitting the main data center.
Issues with the proxy process that can slow down web filtering.
When evaluating available firmware options within your FortiCloud account or local dashboard, you will encounter specific lifecycle designations appended to each build. Fortinet uses to classify its releases:
