Windows PowerShell is a utility that lets you automate Windows features including activation of the operating system. You must activate Windows with a valid license before all Windows features are ...

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 ...

In the wake of Microsoft's Windows 10 launch, a one-year grace period was provided for users to activate the system using Windows 7 or 8.1 keys. This functionality, intriguingly, persisted into the ...