Cisco VPN Client download. 32 bit & 64bit windows operating system version. Windows 7 on x86 (bit) only. • Windows Vista on both x86 (bit) and x64 VPN Client does not support the Tablet PC /; and Windows , NT. The Cisco VPN Client software is compatible with the following platforms: • Windows 7 (bit and bit). • Windows Vista (bit and bit). • Windows XP . The first thing to do is to get the latest version of Cisco VPN Client, for bit systems or for bit systems. Freely download the latest Cisco VPN Client Software for 32 and 64 bit Windows, Linux and MAC OS operating systems. Cisco VPN Client v5 and v4 available. Cisco's popular VPN Client for 32Bit Windows operating systems. VPN Client version: k9 Useful Cisco VPN related articles W Fix Reason : Failed to Enable Virtual Adapter · Windows 8. Fix Reason A simple utility that aims to help you fix the connection problems when you want to use the Cisco VPN client on Windows or Windows If you have errors when you use Cisco VPN Client, then try to fix the issue for PC or laptop with Windows 32 bit and 64 bit operating system. This article got the Cisco VPN client working for me on Windows 64bit. Windows 8 installation of VPN Client Software (x86 bit version) results in.