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Where to enter your Office activation key?

To activate Microsoft Office, visit Microsoft365.com/setup, and sign in with your Microsoft account. Enter your 25-character Office activation key to download, install, and start using Office apps like Word, Excel, and PowerPoint.

Guide to enter your activation key in office 

  • Go to setup.office.com.
  • Sign in with your Microsoft account (or create one if needed).
  • Enter your 25-character Office activation key.
  • Choose your product and region, then click Next.
  • Download and install Office apps on your device.
  • Launch any Office app (like Word) to complete activation.
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Last modified: 2025-10-13Powered by