Commerce Server Version Numbers

I was asked recently by a customer what was the easiest way to determine what version of Commerce Server they have installed. There are many ways to check such as Control Panel…Add/Remove Programs with updates being shown, registry setting and in the Help / About in Commerce Server Manager. Probably the easiest way to check and to be sure of the version is to use Help / About Microsoft Commerce Server Manager in Commerce Server Manager or to check the value in the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Commerce Server 2007\Version.

The version numbers match up like this: