KMS Activate Windows 8.1 or Windows Server 2012 R2

If you are receiving the following KMS errors;

LICENSE NAME: Office 15, OfficeProPlusVL_KMS_Client edition
LICENSE DESCRIPTION: Office 15,VOLUME_KMSCLIENT channel
LICENSE STATUS: ---OOB_GRACE---
ERROR CODE: 0x4004F00C
ERROR DESCRIPTION: The Software Licensing Service reported that the application is running within the valid grace period.
REMAINING GRACE: 29 days (43178 minute(s) before expiring)

LICENSE NAME: Office 15, OfficeProPlusVL_KMS_Client edition
LICENSE DESCRIPTION: Office 15, VOLUME_KMSCLIENT channel
Last 5 characters of installed product key: GVGXT
ERROR CODE: 0xC004F074
ERROR DESCRIPTION: The Software Licensing Service reported that the product could not be activated. No Key Management Service (KMS) could be contacted. Please see the Application Event Log for additional information.

Event ID 12288 with error 0x8007000D

The following update extends the Key Management Service (KMS) for Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows 8, and Windows Server 2012 to enable the enterprise licensing of Windows 8.1 and Windows Server 2012 R2.

Download hotfix here;