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 ...

The Software Licensing Service determined that the specified Key Management Service (KMS) cannot be used. What causes Windows Activation Error 0xC004F015? There can ...

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 ...

Microsoft Software used by the Gina Cody School of Engineering and Computer Science requires activation with a Key Management Service (KMS) host. By default, KMS activations are valid for 180 days. To ...