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KEPServerEX V5 is Vista compliant, and can be installed and used in Windows Vista and higher operating systems. KEPServerEX V4 is not Vista compliant, but it can still be installed and run on Vista and higher operating systems. Please see the attached "Kepware OPC Software in Vista" for more information.

For information on accessing applications that are not Vista compliant but are running as a service, see the attached Accessing Applications Running in Session 0.