People who buy PCs with Microsoft's Windows XP could find their machine disabled if they change or upgrade as few as four components. Details of Microsoft's Product Activation technology, which is ...

Microsoft has officially retired the traditional phone-based activation system for Windows (and MS Office) that served as a ...

A German copy-protection company has published details of Microsoft's technology for preventing casual copying of Windows XP but concluded the technology allows for reasonable upgrades and doesn't ...

The Software Licensing Service reported that the license could not be found or was invalid. The error code usually means that the user entered the wrong license key ...