Which operating systems support the OGA validation tool?
In order to successfully run the validation tool, you must be using Microsoft Windows 2000 or a later version of Windows. If you are using an older version of Windows, you may compare the special security features of your Office installation CD and Certificate of Authenticity (COA) with those included in genuine Microsoft software by visiting the How to Tell site.
In order to successfully run the validation tool, you must be using Microsoft® Windows 2000® or a later version of Windows®. If you are using an older version of Windows, you may compare the special security features of your Office installation CD and Certificate of Authenticity (COA) with those included in genuine Microsoft® software by visiting the How to Tell site.