Newest methods to activate Windows 8/8.1 for FREE without additional software

Activate windows 8, 8.1 for free without additional software

A lot of people say Windows 8 (or 8.1) is not a patch on Windows 7 but I don’t think so. Perhaps its Metro user interface is more difficult to use than traditional Start menu and you will have to spend hours to get the run of things. However, there is no denying the fact that Windows 8 shows outstanding performance against earlier Windows versions. Reduction of startup time is the easiest to see. Besides, if you own touchscreen computer, an upgrade to Windows 8/8.1 or Windows 10 is needed in order to make maximum use of your hardware.

In today’s post, I will show you two ways to activate Windows 8 or 8.1 for FREE without using any software. If you really want to know how it works, please try first way (manual method). Or you can follow second way (batch file) if you need save your time. The following are the detailed instructions for activating all versions of Windows 8.1 and 8.

Here is my windows 8 activation status in control panel
Here is my windows 8 activation status in control panel

Method 1: Manual

A legal way to use Windows 8 and 8.1 for FREE

Time needed: 1 minute.

Activating your Windows 8 or 8.1 using KMS client key.

  1. Select the right license key for your Windows edition.

    Here’s the list of Windows 8/8.1 KMS client setup keys.
    W8 Core: BN3D2-R7TKB-3YPBD-8DRP2-27GG4
    W8 Core Single Language: 2WN2H-YGCQR-KFX6K-CD6TF-84YXQ
    W8 Professional: NG4HW-VH26C-733KW-K6F98-J8CK4
    W8 Professional N: XCVCF-2NXM9-723PB-MHCB7-2RYQQ
    W8 Professional WMC: GNBB8-YVD74-QJHX6-27H4K-8QHDG
    W8 Enterprise: 32JNW-9KQ84-P47T8-D8GGY-CWCK7
    W8 Enterprise N: JMNMF-RHW7P-DMY6X-RF3DR-X2BQT
    W8.1 Core: M9Q9P-WNJJT-6PXPY-DWX8H-6XWKK
    W8.1 Core N: 7B9N3-D94CG-YTVHR-QBPX3-RJP64
    W8.1 Core Single Language: BB6NG-PQ82V-VRDPW-8XVD2-V8P66
    W8.1 Professional: GCRJD-8NW9H-F2CDX-CCM8D-9D6T9
    W8.1 Professional N: HMCNV-VVBFX-7HMBH-CTY9B-B4FXY
    W8.1 Professional WMC: 789NJ-TQK6T-6XTH8-J39CJ-J8D3P
    W8.1 Enterprise: MHF9N-XY6XB-WVXMC-BTDCT-MKKG7
    W8.1 Enterprise N: TT4HM-HN7YT-62K67-RGRQJ-JFFXW

    Fastest way to download latest trial versions of windows and office

  2. Run command prompt in admin mode.

    Click on the start button, search for “cmd” then open Command Prompt as administrator.
    Open command prompt in administrator mode

  3. Use command “slmgr /ipk your_key” to install a license key.

    your_key is the activation key you got above.
    Note: You need to hit [Enter] key to execute commands.install windows 8 trial client key

  4. Use command “slmgr /skms s8.uk.to” to connect to my KMS server.

    kms8 is one of the servers I managing.set kms8 as main kms server

  5. Activate your Windows using the command “slmgr /ato”.

    After running this command, the activation progress will be started.run command /ato to activate your machine

If you see the error 0xC004F074, it means that your internet connection is unstable or the server is busy. Please make sure your device is online and try the command “ato” again until you succeed.

Method 2: Batch file

This one is not recommended anymore due to the new update of Microsoft.

Activating Windows 8.1 or 8 using batch script video instructions

Step 1: Copy the code below into a new text document.

@echo off
title Activate Windows 8 / Windows 8.1 ALL versions for FREE - MSGuides.com&cls&echo =====================================================================================&echo #Project: Activating Microsoft software products for FREE without additional software&echo =====================================================================================&echo.&echo #Supported products:&echo - Windows 8 Core&echo - Windows 8 Core Single Language&echo - Windows 8 Professional&echo - Windows 8 Professional N&echo - Windows 8 Professional WMC&echo - Windows 8 Enterprise&echo - Windows 8 Enterprise N&echo - Windows 8.1 Core&echo - Windows 8.1 Core N&echo - Windows 8.1 Core Single Language&echo - Windows 8.1 Professional&echo - Windows 8.1 Professional N&echo - Windows 8.1 Professional WMC&echo - Windows 8.1 Enterprise&echo - Windows 8.1 Enterprise N&echo.&echo.&echo ============================================================================&echo Activating your Windows...&cscript //nologo slmgr.vbs /ckms >nul&cscript //nologo slmgr.vbs /upk >nul&cscript //nologo slmgr.vbs /cpky >nul&set i=1&wmic os | findstr /I "enterprise" >nul
if %errorlevel% EQU 0 (cscript //nologo slmgr.vbs /ipk MHF9N-XY6XB-WVXMC-BTDCT-MKKG7 >nul||cscript //nologo slmgr.vbs /ipk TT4HM-HN7YT-62K67-RGRQJ-JFFXW >nul||cscript //nologo slmgr.vbs /ipk 32JNW-9KQ84-P47T8-D8GGY-CWCK7 >nul||cscript //nologo slmgr.vbs /ipk JMNMF-RHW7P-DMY6X-RF3DR-X2BQT >nul&goto skms) else (cscript //nologo slmgr.vbs /ipk GCRJD-8NW9H-F2CDX-CCM8D-9D6T9 >nul||cscript //nologo slmgr.vbs /ipk HMCNV-VVBFX-7HMBH-CTY9B-B4FXY >nul||cscript //nologo slmgr.vbs /ipk NG4HW-VH26C-733KW-K6F98-J8CK4 >nul||cscript //nologo slmgr.vbs /ipk XCVCF-2NXM9-723PB-MHCB7-2RYQQ >nul||cscript //nologo slmgr.vbs /ipk GNBB8-YVD74-QJHX6-27H4K-8QHDG >nul||cscript //nologo slmgr.vbs /ipk M9Q9P-WNJJT-6PXPY-DWX8H-6XWKK >nul||cscript //nologo slmgr.vbs /ipk 7B9N3-D94CG-YTVHR-QBPX3-RJP64 >nul||cscript //nologo slmgr.vbs /ipk BB6NG-PQ82V-VRDPW-8XVD2-V8P66 >nul||cscript //nologo slmgr.vbs /ipk 789NJ-TQK6T-6XTH8-J39CJ-J8D3P >nul||goto notsupported)
:skms
if %i% GTR 10 goto busy
if %i% EQU 1 set KMS=kms7.MSGuides.com
if %i% EQU 2 set KMS=s8.uk.to
if %i% EQU 3 set KMS=s9.us.to
if %i% GTR 3 goto ato
cscript //nologo slmgr.vbs /skms %KMS%:1688 >nul
:ato
echo ============================================================================&echo.&echo.&cscript //nologo slmgr.vbs /ato | find /i "successfully" && (echo.&echo ============================================================================&echo.&echo #My official blog: MSGuides.com&echo.&echo #How it works: bit.ly/kms-server&echo.&echo #Please feel free to contact me at msguides.com@gmail.com if you have any questions or concerns.&echo.&echo #Please consider supporting this project: donate.msguides.com&echo #Your support is helping me keep my servers running 24/7!&echo.&echo ============================================================================&choice /n /c YN /m "Would you like to visit my blog [Y,N]?" & if errorlevel 2 exit) || (echo The connection to my KMS server failed! Trying to connect to another one... & echo Please wait... & echo. & echo. & set /a i+=1 & goto skms)
explorer "http://MSGuides.com"&goto halt
:notsupported
echo ============================================================================&echo.&echo Sorry, your version is not supported.&echo.
:busy
echo ============================================================================&echo.&echo Sorry, the server is busy and can't respond to your request. Please try again.&echo.
:halt
pause >nul

Create a new text document.

Create new text file
Create new text file

Step 2: Paste the code into the text file. Then save it as a batch file (named “1click.cmd”).

Save the batch script
Save the batch script
Set name of the script file
Set name of the script file

Step 3: Run the batch file as administrator.

Run the script with admin rights
Run the script with admin rights

Please wait…

Windows 8/8.1 activation progress
Windows 8/8.1 activation progress

Done!

Windows 8/8.1 product activation successful
Windows 8/8.1 product activation successful

Finally, check the activation status again.

Check activation status again
Check activation status again

If you would have any questions or concerns, please leave your comments. I would be glad to explain in more details. Thank you so much for all your feedback and support!

5/5 - (777 votes)

Who am I ?
I am Guang, a freelancer and a blogger. I'm currently managing KMS system, MSGuides blog and 2 tech Youtube channels.

466 thoughts on “Newest methods to activate Windows 8/8.1 for FREE without additional software”
  1. slmgr.vbs show error message every time error is: “Error 0x8004100E occurred in connecting to the local WMI provider. On a computer running Microsoft Windows non-core edition, run ‘slui.exe 0x2a 0x8004100E’ to display the error text.” and slui.exe display error: “Invalid namespace”

  2. I don’t know ho w to thank you but anyway thank you the slmgr process worked but the batch file wasn’t working but any way thanks

    1. DuaneCoolidge

      Did you catch the part where it says that this server “slmgr /skms s8.uk.to” may be out of date and to use ““slmgr /skms kms8.msguides.com” instead?

  3. it says the server is busy. ive tried so many times and its still cant worked on my pc. and my internet connections is good btw

    1. DuaneCoolidge

      Did you catch the part where it says that this server “slmgr /skms s8.uk.to” may be out of date and to use ““slmgr /skms kms8.msguides.com” instead?

  4. i run the Bat file method to activate my win8 enterprise edition but on cmd prompt show windows is activated successfully, but when i open system properties they closed as eye blink lid, ? and there is nothing to show activate or not activate, why and let you tell me reason of that.

  5. Thank you. I was able to install 8.1 after a power outage killed Windows 10. I used the cmd prompt method. Everything seems fine except I can’t see any offline help files. Is that because of something about this install method? If so, you might provide some solution, if there is one.

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