Wanting to be an early adopter of Windows 8, I went ahead and upgraded my laptop over the weekend and one of the first issues I immediately noticed was when I attempted to install the VMware vSphere Client 5.0 (VMware-viclient.exe) where it would fail with the following message:
This product can only be installed on Windows XP SP2 and above
Having come across similar issues in the past with previous new Windows desktop operating systems, I went ahead and opened up the properties of the VMware-viclient.exe executable:
Navigated to the Compatibility tab, checked Run this program in compatibility mode for then selected Windows 7 from the drop down menu:
Once I made this change, the installation completes successfully: