(Before the initial installation, go to the website to download the latest FortiOS version. When the device starts, check from the Console for any error messages? Consult a Fortinet engineer for the best FortiOS version
1? Format the CF card first, and then upload FortiOS. If possible, test the related equipment? The dedicated FortiGate hardware self-test tool HQIP
2 Prepare before going to the customer site Collect network and security configuration requirements If possible, make the corresponding configuration to save time at the customer site)