Windows 8.1 Product Key Free 2021

Windows 8.1 is still considered to be the most widely used operating system even after the successful release of Windows 10.

If you purchased Windows 8.1 key, your Windows 8.1 activation key should be inside your DVD/CD box. If you don’t remember Windows 8.1product key you can try new method to activate windows 8.1.

Windows 8.1 iso download you visit here

I sale Windows 8.1 Pro product key for $25/key (lifetime). If you want to buy it you can visit https://serialkey.in/

Windows 8.1 Product Key Free 2022

• NTQ99-TJD7V-DVMBR-M9KP9-YDVQQ
• DDTRW-HNDHV-KP2J7-BJRGG-RRFX3
• J4GXG-8RN8X-3K4HK-9GRWQ-C36VD
• ND6FT-BKQH6-4Y7JB-B7XJ2-9P9HD

If these keys don’t work, you can use new method to activate Windows 8.1 without product key (180 days)

How to activate Windows 8.1 without product key free 2021 (180 days)

You can read these articles to know:

• https://docs.microsoft.com/en-us/windows-server/get-started/kmsclientkeys
• https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-R2-and-2012/dn502531(v=ws.11)

Step 1: You select the right key for your Windows 8.1 edition

Here is the list of Windows 8.1 volume license keys:

• Windows 8.1 Pro key: GCRJD-8NW9H-F2CDX-CCM8D-9D6T9
• Windows 8.1 Pro N key: HMCNV-VVBFX-7HMBH-CTY9B-B4FXY
• Windows 8.1 key: M9Q9P-WNJJT-6PXPY-DWX8H-6XWKK
• Windows 8.1 N key: 7B9N3-D94CG-YTVHR-QBPX3-RJP64
  
• Windows 8.1 Core Single Language: BB6NG-PQ82V-VRDPW-8XVD2-V8P66
• Windows 8.1 Pro with Media Center: 789NJ-TQK6T-6XTH8-J39CJ-J8D3P
• Windows 8.1 Enterprise key: MHF9N-XY6XB-WVXMC-BTDCT-MKKG7
• Windows 8.1 Enterprise N key: TT4HM-HN7YT-62K67-RGRQJ-JFFXW

Note: if you use Windows 8, you get Windows 8 KMS key here

Step 2: You go to the taskbar and type cmd => then you right-click Command Prompt and select Run as administrator

Step 3: You use the command “slmgr.vbs /ipk yourlicensekey” to install a license key (yourlicensekey is the activation key you got at step 1).

For example, I use Windows 8.1 Pro, so I type: “slmgr.vbs /ipk GCRJD-8NW9H-F2CDX-CCM8D-9D6T9”

 

Then you Enter

Step 4: You use the command “slmgr.vbs /skms kms8.msguides.com” to connect to my KMS server.

Then you Enter

Step 5: The last step to activate your Windows you, use the command “slmgr.vbs /ato”.

Then you Enter

Note: Sometimes my KMS servers are busy. So you will receive the error code 0xc004f074

You type “slmgr.vbs /ato” again to reconnect my KMS servers.

Done.

You can see the result

You can watch this video to know how to activate Windows 8.1 without product key for free 2022

With this method, you can activate:

• Windows 8.1 Pro 32-bit/64-bit
• Windows 8.1 Pro N 32-bit/64-bit
• Windows 8.1 Enterprise 32-bit/64-bit
• Windows 8.1 Enterprise N 32-bit/64-bit
• Windows 8.1 Pro with Media Center 32-bit/64-bit

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Read more:

• Windows 7 Professional product key
• Windows 7 Enterprise product key
• Windows 8 product key
• Windows 8.1 product key
• Windows 10 product key

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