Currently we have a Windows 2008 R2 virtual machine running as vCenter Server and are looking for ways to move to Windows 2012 R2. The vCenter Server is running version 6.0.0 U3i
You instead should be looking at upgrading vCenter to use the appliance (vCSA), for three very important reasons:
Your next step should be doing an upgrade/migration from Windows 6.0 to vCSA on at least 6.5 if not later.
Thanks for your reply. We need to support a VDI Horizon View 6.X environment, we can't upgrade from a Windows-based vCenter & vSphere 6.0 at this time.
So you can add View 6.x to your list of unsupported software.
Here's your list of priorities: