How to install and download the original MS Office 2021 for free

Devesh Beri

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Microsoft Office 2021 is an essential productivity suite, but getting the genuine version is crucial. In this blog, we’ll guide you through how to install and download the original MS Office 2021 for free, ensuring legality and benefits like reliability. 

Genuine MS Office 2021 offers legal compliance, enhanced security, reliability, and a comprehensive set of productivity tools. Moreover, you’ll enjoy customer support, regular updates, and seamless compatibility with other Microsoft products.

Now, let’s walk you through the hassle-free steps to get the genuine MS Office 2021 experience without breaking the bank.

Why should you install and download the original MS Office 2021?

  1. Legitimacy and legality: Using genuine software ensures that you are complying with copyright laws and licensing agreements. Using pirated or unauthorized versions of software can lead to legal consequences.
  2. Security: Genuine software is typically more secure because it receives regular updates and patches from the official vendor. These updates often include security fixes to protect your computer and data from vulnerabilities and threats.
  3. Reliability: Official Microsoft Office software is designed and tested for compatibility and reliability with various operating systems and hardware configurations. This reduces the risk of crashes and compatibility issues.
  4. Features and functionality: Microsoft Office 2021 provides a comprehensive set of features and tools that are crucial for enhancing productivity, including Word, Excel, PowerPoint, and Outlook. Using authentic software guarantees access to all these features and the latest updates.
  5. Support and updates: When you install the official Microsoft Office 2021, you can take advantage of customer support services provided by Microsoft. Additionally, you will receive regular updates and new features as they are released.
  6. Compatibility: Official Office software is more likely to be compatible with other Microsoft products and services, ensuring seamless integration with tools like OneDrive, SharePoint, and Teams.


We’ll need these two official Microsoft tools for our installation; without these, you won’t be able to download the original MS Office 2021 for free. We have guided you later in the steps on how to download and install them.

  • The Office Deployment Tool (ODT) is a command-line tool to deploy Click-to-Run versions of Office on client computers. It allows more control over products and languages installed, updates, and user experience.
  • The Office Configuration Tool (OCT) is a web-based tool that you can use to create and modify configuration files for the ODT. The OCT makes it easier to create configuration files, as you don’t need to edit XML code manually.

Here’s how to install and download the original MS Office 2021 for free

1. Search for and download the Office Deployment Tool.

download the original MS Office 2021

2. Go to the Office Configuration Tool.

download the original MS Office 2021

3. Choose between 64-bit or 32-bit according to your computer. We’ll chose 64-bit.

4. Choose “Office LTSC Professional Plus 2021 – Volume License”

5. Do not change anything for the next couple of settings.

6. Choose your preferred language and click Next.

7. Select Application preferences.

8. Do not change anything; scroll to the bottom and click Finish.

9. Click on Export on the top right of the screen, select “Keep current settings,” and press OK.

10. Add both the downloaded files to the same folder.

11. Run the deployment tool as an administrator. Accept the term, and click continue.

12. Browse to the folder where the file has been saved. Click OK for the “File extracted successfully” prompt.

13. Now cut and paste the folder into your C drive so that it becomes easier for you to enter the command we’ll be entering in the next step.

14. Run the Command Prompt as an administrator.

cd c:\ MS Office 2021 (replace MS Office 2021 with the name of the folder you extracted earlier and press enter)

setup.exe /configure configuration.xml (press enter)

The installation will begin. 


To download the original MS Office 2021 for free is a wise choice. It ensures legality, enhanced security, reliability, and access to powerful productivity tools. With continuous updates, support, and seamless integration, it’s the best choice for a productive and secure experience. Make the switch to genuine MS Office 2021 today for a worry-free digital journey.

What’s the difference between MS Office 2021 and Microsoft 365?

  • MS Office 2021 is a one-time purchase that provides access to a specific set of Office applications. Microsoft 365 is a subscription service that offers a broader range of applications, including cloud-based services like OneDrive and Teams, with regular updates.

Will I receive Microsoft Word, Excel, and PowerPoint in this download?

  • Yes, you will be getting all three apps and many more.

Is technical support available for MS Office 2021?

  • Yes, Microsoft provides technical support for licensed users of MS Office 2021. You can access support through Microsoft’s website or customer service channels.