Step 1.1: Run Command Prompt as administrator.
Step 1.2: Install KMS client key.
slmgr /ipk W269N-WFGWX-YVC9B-4J6C9-T83GX
Step 1.3: Set KMS server.
slmgr /skms kms8.msguides.com
Step 1.4: Activate your Windows.
slmgr /ato
#Note: If you see the error 0x80070005, it means the server is busy. Please try the command “ato” again until you succeed.
--------------------Enjoy!---------------------