Change Office 2019 Product Key

Steps to change Office 2019 Product Key:

1. On the device where you want to change the key, open any Office app, select the File menu and then select Account near the bottom of the menu.
2. Under Product Information, select the Change License button.If there is no Change License button, you may need to install Office updates.
3. Do one of the following:
   • If you’re signed in, select Use a different account, and then select Enter product key instead.
   • If you’re not signed in, select Enter product key instead.
4. Enter your Office 2019 or Office 2016 product key, and then select Install this product instead.If your product key is new, follow the prompts to complete the redemption process.
5. Office begins the update process. Close all Office apps to finish the process.