Copy the .msi file found there; this is your offline installer. 🛡️ Key Features of Version 6.4
There are two primary official ways to get the full offline version of FortiClient 6.4: 1. Extracting from the Online Installer
Enterprise mass-distribution, SCCM/MDM, restricted air-gapped environments High (Prone to connection drops or server timeouts) Exceptionally low (Fails only if file integrity is broken) Why Deploy FortiClient 6.4?
Before launching your installation, ensure the destination machine meets the minimum system requirements for the FortiClient 6.4 release branch: Minimum Requirement
The is a vital tool for ensuring a smooth, repeatable, and secure setup of remote access. Whether you're avoiding "Installation Failed" errors or prepping a fleet of laptops for a remote workforce, the full standalone package is always the more robust choice compared to the online stub. forticlientvpnonlineinstaller-6.4 offline installer
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
Unlike the online installer, which downloads components during installation, the is a standalone executable (typically an .exe or .msi file) that contains all the necessary files for a full installation. Key Advantages of the Offline Installer:
Even with a solid offline installer, issues can arise.
: Open Windows File Explorer and navigate to one of the following system temporary paths: %ProgramData%\Applications\Cache\ %LocalAppData%\Temp\ Copy the
. While the public website provides a small, 4 MB "stub" online installer, accessing the full standalone installation packages requires navigating Fortinet's firmware repositories.
If you need to build automated deployment scripts for ? Share public link
Perfect for locked-down workstations or air-gapped networks.
: In version 6.4.1, split tunneling was global, but version 6.4.2 and later shifted this to a per-tunnel configuration. Free vs. Licensed The EMS allows you to "Prepare Install Packages,"
Right-click the installer > Properties > Digital Signatures. Ensure it is signed by "Fortinet Technologies (Canada) Inc." and the certificate is valid.
Have you successfully deployed the FortiClient 6.4 offline installer? Or are you facing a specific error code? Leave a comment below (if on a blog) or contact your Fortinet account representative. For IT teams, consider scripting the deployment via PDQ or Intune using the silent switches provided above.
While Fortinet frequently updates its support site to push the latest versions, acquiring the 6.4 branch usually requires access to the (support.fortinet.com). Steps to Download: Log in to your Fortinet Support Account. Navigate to Support > Firmware Download . Select FortiClient as the product. Expand the version tree to 6.0 > 6.4 . Select the latest release (e.g., 6.4.3 or similar). Download the Windows (x64) installer file.
: Log in to Fortinet Support, navigate to Support > Firmware Download , select FortiClient , and choose your OS to download the full image.
Right-click the command prompt, select Run as Administrator , and launch the MSI manually using the command: msiexec /i package_name.msi . Error: Virtual Network Adapter Fails to Install