For businesses, the best way to get an offline installer is through the . The EMS allows you to "Prepare Install Packages," which generates a custom offline installer pre-configured with your company’s VPN settings. Compatibility Note: 6.4 vs. 7.x
FortiClientSetup_6.4.x_x64.exe ADDLOCAL=FctVNCS /quiet forticlientvpnonlineinstaller-6.4 offline installer
: Ensure your FortiGate firewall isn't requiring a newer TLS version than what 6.4 supports (though 6.4 handles TLS 1.2 and 1.3 well). Summary Table Online Installer Offline Installer File Size Internet Needed? Yes, during install Best For Single home users IT Admins / Air-gapped PCs File Name FortiClientVPNOnlineInstaller.exe FortiClientVPNSetup_6.4.x.exe Are you setting this up for a personal device, or For businesses, the best way to get an
package) includes all necessary binaries within a single file. This provides several advantages for enterprise deployment: Air-Gapped Installation forticlientvpnonlineinstaller-6.4 offline installer