Before we begin, know the edition of your Windows 10. Then, take note of the license below for your edition. (Mine is Professional so I am highlighting it.)
Home: TX9XD-98N7V-6WMQ6-BX7FG-H8Q99
Home N: 3KHY7-WNT83-DGQKR-F7HPR-844BM
Home Single Language: 7HNRX-D7KGG-3K4RQ-4WPJ4-YTDFH
Home Country Specific: PVMJN-6DFY6-9CCP6-7BKTT-D3WVR
Professional: W269N-WFGWX-YVC9B-4J6C9-T83GX
Professional N: MH37W-N47XK-V7XM9-C7227-GCQG9
Education: NW6C2-QMPVW-D7KKK-3GKT6-VCFB2
Education N: 2WH4N-8QGBV-H22JP-CT43Q-MDWWJ
Enterprise: NPPR9-FWDCX-D2C8J-H872K-2YT43
Enterprise N: DPH2V-TTNVB-4X9Q3-TJR4H-KHJW4
Now, let's proceed...
1. Open command prompt as Administrator
2. Install KMS Client Key
Type in command prompt: slmgr /ipkThen press Enter.
3. Set KMS machine address
Type in command prompt: slmgr /skms kms8.msguides.comThen press Enter.
4. Now activate your Windows
Type in command prompt: slmgr /atoThen press Enter.
If you check your Windows activation status again, it should be activated. Enjoy!