. Sign in with your Microsoft account and enter your 25-digit key to bind the license to your account. For Reinstallation : If your key is already redeemed, sign in to your Microsoft Services & Subscriptions page. Locate Office 2019 Professional Plus and select Volume Licensing

If you type that exact keyword into a search engine, the top results will likely be:

If you have a 25-character product key but have not yet linked it to an account, go to Microsoft 365 Setup . You will be prompted to sign in and enter your key, which then adds the license to your account and provides a download button.

: Before installing, uninstall any existing Office versions (like Office 365) via your computer's Apps & Features settings to avoid conflicts.