Activating Office 2021 with a Product Key: A Step-by-Step Guide

Published July 11, 2023

Activate your Microsoft Office 2021 using a product key

In this article, we will provide you with simple steps to activate your Office 2021 suite and unlock its full features. Activating Office 2021 is essential for maximizing productivity and streamlining work processes. By following the instructions in this guide, you'll be able to enjoy all the benefits of Office 2021.

Locate Your Email: Check your inbox for the email you received after purchasing the Microsoft Office key from our website. This email will contain:
- Your License Key: A 25-character code XXXXX-XXXXX-XXXXX-XXXXX-XXXXX
- A PDF attachment of your invoice
- A link to the activation guide
Copy Your License Key: Highlight your License Key in the email and copy it (you can usually do this by right-clicking the highlighted key and selecting 'Copy').
Go to Setup for Offices/Microsoft 365 Go to https://setup.office.com
Sign in to Microsoft Account: You will be directed to the Microsoft setup page. Here, sign in using your Microsoft account. If you do not have one, you will need to create one.
Enter Your Product Key: Once you are signed in, you will be asked to enter your product key. Paste the key you copied earlier into the required field.
Download the Product: After your key is verified, you will be given the option to download your Microsoft Office product. Select the appropriate product and click on 'Download'. Once downloaded, install it on your system.
Complete the Installation: Follow the on-screen instructions to complete the installation process.
Activation: Once installation is complete, open any Office application, such as Word or Excel. In most cases, Office is activated once you start an application and after you agree to the License terms by selecting 'Accept'.