How To Active MS Office 2021 Without Product Key Using CMD

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Do you want to active MS Office 2021 free without a product key using CMD on Windows? You are in the right place.

In this tutorial, we will provide step-by-step instructions on how to fully active Microsoft Office 2021 without a product key using CMD in Windows.

Active MS Office 2021

MS Office 2021 offers more advanced features than data types, binding tools, translation, editing tools, easy-to-use functions, co-writing functions, advanced features, and more.

If you haven’t downloaded MS Office 2021 yet, please download here. The download file is 4.2 GB in size and is called ProPlus2021Retail.img. After downloading the file, open it with one of the tools, Power ISO, 7-Zip, WinRAR, or WinZIP, because the file is stored in the image file.

If you have an older version of MS Office installed on your computer, such as 2019, 2016, 2013, DO NOT uninstall it. It will be automatically upgraded to MS Office 2021. All previously registered accounts and emails will remain in MS Office 2021.

Here you can see that after installing MS Office 2021 Professional Plus, you want to enter the Product Key (License Key) to run it.


In this section, you will learn step by step how to activate Microsoft Office 2021 using CMD.

Step 01: Type “CMD” or “Command Prompt” in the Windows search box.

Step 02: Right click on the command prompt and click “Run as Administrator”.

Step 03: If you have Windows 32 bit user, copy the following 32-bit command and run or if you have Windows 64 bit user, copy the following 64-bit command and run it.

x86 (32-bit) Code:

cd /d %ProgramFiles(x86)%\Microsoft Office\Office16

x64 (64-bit) Code:

cd /d %ProgramFiles%\Microsoft Office\Office16

Step 04: To install the MS Office 2021 volume license, copy and paste the following command.

for /f %x in ('dir /b ..\root\Licenses16\ProPlus2021VL_KMS*.xrm-ms') do cscript ospp.vbs /inslic:"..\root\Licenses16\%x"

Step 05: After complete previous step you can see that the MS Office 2021 volume license has been successfully installed. Now, to make the final step of the MS Office 2021 activation process, select the 5 commands below, copy them and paste them into CMD. This will include the office key in the MS Office 2021 installation directory.

cscript ospp.vbs /setprt:1688
cscript ospp.vbs /unpkey:6F7TH >nul
cscript ospp.vbs /inpkey:FXYTK-NJJ8C-GB6DW-3DYQT-6F7TH
cscript ospp.vbs /
cscript ospp.vbs /act

Step 06: You can see that 5 commands are working one by one on the CMD. Once this process is complete, it will display a message stating that the activation of MS Office 2021 was successful, as shown in the next step.

Step 07: You can see the successful activation of MS Office 2021 professional Plus here. This displays the message “<Product activation successful>”.

[Note: If you get an “0xC004F074” error, your internet connection is slow/unstable or the KMS server is busy. You can execute the 5th command “cscript ospp.vbs /act” several times until the Office is successfully activated.]

Step 08: Now to check if MS Office 2021 is really enabled or if MS Word is not open on your computer.

  • Open an empty document.
  • Go to the menu and click on File.
  • Click on Register.
  • There you can see the status of your MS Office 2021 i.e. whether it is activated.
  • Here you can see that Microsoft Office LTSC Professional Plus 2021 is activated. LTSC stands for Long-Term Service Channel License.

So it was to completely active MS Office 2021 free without a product key using CMD. Hope this helped you. If you liked this article, don’t forget to share it with others. Share your feedback in the comments section below.

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