Quick tip. Need to run an executable in a different compatibility mode? Set this environment variable appropriately prior to running the executable:
SET __COMPAT_LAYER=WIN95
Valid values for __COMPAT_LAYER:
WIN95 - Windows 95 WIN98 - Windows 98 WIN4SP5 - Windows NT 4.0 SP5 WIN2000 - Windows 2000 WINXPSP2 - Windows XP SP2 WINXPSP3 - Windows XP SP3 VISTARTM - Vista VISTASP1 - Vista SP1 VISTASP2 - Vista SP2 WIN7RTM - Windows 7 WINSRV03SP1 - Windows Server 2003 SP1 WINSRV08SP1 - Windows Server 2008 SP1