How to download, install and activate office steup with product key?

To set up Office, go to the office.com/setup or microsoft365.com/setup website and enter office 25-digit product key. If you can't find the activation code, the enter office 25-digit product key or microsoft365.com Help page explains how to get it.


Office.com/Setup is Microsoft’s official platform to download, install, and activate office setup with product key products. It works for both one-time purchases like Office 2019 or 2021 and Microsoft 365 subscriptions. Through this portal, users can:

  • Redeem a product key
  • Download Office applications
  • Activate and manage subscriptions securely

With its user-friendly interface, Office.com/setup makes the installation process smooth and stress-free.

Tips: If you purchased Microsoft Office (either as a one-time purchase or as a Microsoft 365 subscription) and received a 25-character product key, use the steps below to set it up on your PC or Mac.

How to download, install and activate office setup with product key?

  1. Go to office.com/setup in your browser.
  2. Sign in with your Microsoft account (or create one if you don’t have it).
  3. Enter your 25-character product key (format: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX).
  4. Click “Next” to redeem your key and link it to your account.
  5. Select your country and language, then confirm.
  6. Click “Install” to download the Office setup file.
  7. Open the downloaded file (double-click it) to start installation.
  8. Follow the on-screen steps to install Office on your device.
  9. Open any Office app (like Word or Excel) after installation.
  10. Sign in with your Microsoft account to activate Office Setup.

Benefits of Using Office.com/Setup

  • Centralized Setup: Manage downloads, installs, and keys in one place.
  • Access Across Devices: Install Office on multiple devices with Microsoft 365.
  • Automatic Updates: Always have the latest features and security patches.
  • Secure Access: Link your license to your Microsoft account for added safety.
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