Collection of Free Microsoft Office 2021 Product Key [2023 Latest]


Apr 27, 2023 (Updated: Apr 27, 2023) • Filed to: Unlock Document

48K views, 5 min read


Looking for Microsoft Office 2021 product key? Wonder how to activate MS Office 2021? Your search ends here cause you have come to the right place! We collect a bunch of free product keys for Microsoft Office 2021 that are up to date in 2023 and 100% valid, now we share with you here! We also have some easier and faster ways to activate Office 2021 without product key that you absolutely can't miss! So, let's get started!


Part 1: How to Activate Microsoft Office 2021?

Microsoft Office 2021 is a version of the Microsoft Office application for Windows and macOS operating systems. As you know, Microsoft office has a 30-day trial period, after which you will need a Microsoft office product key to activate, otherwise it will not work. It means that you have to pay for it. That's why many people are looking for free Office 2021 product key or activation code serial number. So, how to find free and valid Microsoft Office 2021 product key? And, how to activate Office 2021 with product key?

Tutorial on How to Activate MS Office 2021 With Product Key

Step 1: Download Microsoft Office 2021 from Microsoft official website.

Step 2: Open one of the Office apps like Excel, Word. Click the "Sign in" button.

Step 3: Select "Activate Product".


Step 4: Click "I have a product key". Then enter the Microsoft Office 2021 activation key. Then click "Activate Office".


Step 5: After the activation, you can see a "Product Activated" message along with the Office edition on the Account page.

Collection List of Microsoft Office 2021 Product Keys [2023 Latest]

Here is the list of the latest Microsoft Office 2021 product key. You can select any one to activate Microsoft Office 2021.

Free Microsoft Office 2019 Product Keys [2023 Newest]:


Part 2: How to Activate Office 2021 Without Product Key?

If you are surprisingly so unfortunate that these Office 2021 product keys above don't work for you, then this method below will allow you to activate MS Office 2021 without a product key.

Tutorial on Office 2021 activation without product key

Step 1: After installing MS Office 2021, run Command Prompt (CMD) as Administrator.


Step 2: Paste and enter below code to specify the Office 2021 install location.

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


Step 3: Use below code to covert MS Office 2021 retail license to volume license.

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

Step 4: Make sure your PC is connected to the internet. Then enter following command.

cscript ospp.vbs /inpkey:FXYTK-NJJ8C-GB6DW-3DYQT-6F7TH
cscript ospp.vbs /unpkey:BTDRB >nul
cscript ospp.vbs /unpkey:KHGM9 >nul
cscript ospp.vbs /unpkey:CPQVG >nul
cscript ospp.vbs /
cscript ospp.vbs /setprt:1688
cscript ospp.vbs /act

Done! Your office 2021 is activated!


Part 3: How to Crack Encrypted Excel/Word/PowerPoint Without Password?

Microsoft Office has a very useful feature - adding passwords to Excel, Word, PowerPoint files to encrypt them and ensure that they are not freely accessed by others, protecting file privacy and data security. Yet we have to admit how common it is to forget the password or lose it! So how to unlock Excel, Word, PowerPoint without password? You must know this Office file password recovery tool - WooTechy iCrowbar.

It is designed for Microsoft Office files, not only can quickly recover password of Excel, Word, PowerPoint and even PDF, ZIP, RAR, so you can open the encrypted files even if you forget the password. It can also remove editing and formatting restrictions from office files with one click, allowing you to edit, modify and copy without losing any data.

WooTechy iCrowbar - Best Unlock File Tool




  • Quickly recover file passwords: Support to quickly recover passwords for different types of office files such as Excel, Word, PowerPoint, PDF, RAR, ZIP, etc.

  • One click to remove file restrictions: Support one click to remove editing restrictions and formatting restrictions on Excel, Word, PowerPoint, PDF files, so you can modify, copy, print

  • 4 attack modes: Provides 4 powerful password attack modes, with almost the highest cracking success rate in its class

  • 10 times faster: Using advanced algorithms and GPU+CPU acceleration, the decoding speed is nearly 10 times faster than similar products

  • Easy to use: friendly to non-technical people, cracking file passwords in just a few simple steps

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How to Unlock Excel/Word/PowerPoint Without Password?

Step 1: Download and install WooTechy iCrowbar software on your computer.

Step 2: Launch the software and select the file type.


Step 3: Select the "Recover Password" mode.

Step 4: Click "Add" to import the password-protected file into the software.

Step 5: Choose an attack type according to your situation. (PS: There are 4 attack modes to choose from. If you are not sure which mode to choose, you can read the introduction at the official website.)

Step 6: Click "Recover" to start the password recovery. Once the password is recovered, it will be displayed on the interface. Now you can directly click "Copy" to copy the password and open your file.

recover excel password 2


Well, above is our collection of Microsoft Office 2021 product key and step by step tutorial on MS Office 2021 activation, you can activate your Office 2021 now! Click to get more about Office 2019 product key, Office 2016 product key, Office 2013 product key. We will update the free product keys and the latest activation methods for each version of Microsoft Office regularly. Hope it will be helpful to you!

It is worth re-emphasizing that we recommend every Microsoft Office user to use this file password recovery tool WooTechy iCrowbar, which can help you unlock office files quickly and also remove editing restrictions from office file with one click, allowing you to save time and improve workplace office efficiency! Welcome to download and try it!

Win : Download Now

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Mac : Download Now

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