Technical Tip: Unable to locate or download FortiOS v7.4.8 for FortiGate-70G

[kcheng]

Description	This article describes the reason for being unable to locate the firmware file for FortiOS v7.4.8 for FortiGate-70G in the Fortinet Support Portal and the resolution.
Scope	FortiGate-70G.
Solution	FortiOS v7.4.8 for FortiGate-70G has been intentionally removed in the Fortinet Support Portal and FortiGuard. Hence, the user will not be able to upgrade the firmware of FortiGate-70G to v7.4.8 via FortiGuard or the manual method. This is due to an issue with a BIOS Certificate Failure that happens specifically on the FortiGate-70G hardware. The Customer Support Bulletin for this issue has been issued and uploaded to the FortiOS v7.4.9 download folder: Hence, it will not be possible for the user to upgrade FortiGate-70G to v7.4.8. The resolution is to upgrade to v7.4.9, which is available in FortiGuard or the Fortinet Support Portal. To download the firmware from the Fortinet Support Portal, follow the steps below: Log in to the Fortinet Support Portal. Select 'Downloads' from the sidebar -> Select 'Firmware Images'. Or: Select 'Support' from the top -> Select 'Firmware Download' -> Select 'Product' -> Select 'Download'.