Here is the warning label on this topic. download "FortiClient_Old_Version.exe" from a random download aggregator, CNET, or a torrent site.
If you are on Windows 7, do not go higher than FortiClient 6.4.9. For Windows 8.1, 7.0.x is the ceiling. forticlient vpn download older versions
: Browse through the folders for Windows, Mac, or Linux to find the specific release (e.g., 7.0.x or 6.4.x). Critical Limitations for Free Users No Official Public Archive Here is the warning label on this topic