Avoid third-party download sites (Softonic, CNET, Uptodown). These often bundle malware, adware, or outdated signature databases. Always use official Fortinet channels.
Security experts and Fortinet strongly recommend upgrading to a modern, supported version like FortiClient 7.2.x or 7.4.x to ensure protection against known exploits. Canadian Centre for Cyber Security Version 6.4.6 Highlights forticlient vpn 6.4.6 download
Enterprise users often push 6.4.6 via the FortiClient EMS (Management Server). If you are an end-user in a company, your IT department likely hosts the 6.4.6 msi on an internal network share. FortiClient VPN 6