In this article, we will discuss the process of activating Office 2021 on Windows 10, highlighting the importance of having a properly activated Office suite for enhanced productivity and compliance. We will provide step-by-step instructions on how to activate Office 2021 using various methods available in the Windows environment.

Examples:

1. Activation via Product Key:

   • Launch any Office application, such as Word or Excel.
   • Click on "File" in the top-left corner and select "Account."
   • Under the "Product Information" section, click on "Change Product Key."
   • Enter the valid product key for Office 2021 and click on "Install."
   • Follow the on-screen instructions to complete the activation process.

2. Activation using Command Prompt (CMD):

   • Open Command Prompt as an administrator.
   • Navigate to the Office installation directory using the "cd" command. For example, "cd C:\Program Files\Microsoft Office\Office16."
   • Execute the following command: "cscript ospp.vbs /inpkey:<your_product_key>."
   • Once the product key is installed, activate Office by running the command: "cscript ospp.vbs /act."

3. Activation using PowerShell:

   • Open PowerShell as an administrator.
   • Navigate to the Office installation directory using the "cd" command. For example, "cd 'C:\Program Files\Microsoft Office\Office16'."
   • Run the following command to install the product key: "cscript ospp.vbs /inpkey:<your_product_key>."
   • Activate Office by executing the command: "cscript ospp.vbs /act."