The KMS activation process for Microsoft Office 2013 is the same as what it was for Microsoft Office 2010. However, the interface to setup the KMS host for Microsoft Office 2013 on a Windows Server 2012 has been updated to use the Volume Activation Tools.
Microsoft Office 2013 running on both Windows 7 and Windows 8 client computers can be activated by installing the Microsoft Office 2013 Volume License Pack on a Windows Server 2012, or on one of the other supported host systems including Windows 7 VL edition, Windows 8 VL edition and Windows Server 2008 R2.
STEP 1: Download the Microsoft Office 2013 Volume License Pack from the Microsoft Download Center (MSDL) site:
STEP 2: Double-click the downloaded EXE to run it:
STEP 3: Once the EXE finishes running, the Volume Activation Tools wizard will appear:
STEP 4: On the next screen, choose Key Management Service (KMS) and browse to, or specify the name of, the system running Key Management Service. Typically, this would be the system you are running the Volume Activation Tools on:
STEP 5: Next, enter the KMS host (CSVLK) key:
STEP 6: Choose activation method, online or phone:
STEP 7: Activation Succeeded: