Windows 8.1 and Windows Server 2012 R2 KMS Keys

I’ve had to go look for this information twice this month, both times struggling to remember how I found the information, so it seems only right to blog the answer as well as the link for both myself and anyone who is searching for it.
The below table lists all the KMS installation keys for Windows 8.1 and Windows Server 2012 R2.  You can use these keys to complete an installation of Windows and also to activate an already installed instance.

Operating system edition KMS Client Setup Key
Windows 8.1 Professional GCRJD-8NW9H-F2CDX-CCM8D-9D6T9
Windows 8.1 Professional N HMCNV-VVBFX-7HMBH-CTY9B-B4FXY
Windows 8.1 Enterprise MHF9N-XY6XB-WVXMC-BTDCT-MKKG7
Windows 8.1 Enterprise N TT4HM-HN7YT-62K67-RGRQJ-JFFXW
Windows Server 2012 R2 Server Standard D2N9P-3P6X9-2R39C-7RTCD-MDVJX
Windows Server 2012 R2 Datacenter W3GGN-FT8W3-Y4M27-J84CP-Q3VJ9
Windows Server 2012 R2 Essentials KNC87-3J2TX-XB4WP-VCPJV-M4FWM

In the source link below you can find the KMS keys for the following operating systems:

  • Windows Server 2012 R2 and Windows 8.1 Client Setup Keys
  • Windows Server 2012 and Windows 8 Client Setup Keys
  • Windows 7 and Windows Server 2008 R2
  • Windows Vista and Windows Server 2008

Source: http://technet.microsoft.com/en-us/library/jj612867.aspx

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