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. Office begins the update process. Close all Office apps to finish the process. None of the keys or the instructions work.
A one-time payment consumer Office licence like Office 2019 can be used on one PC at a time, it is only volume licenses or the subscription based Microsoft 365 licenses that can be installed on all your PC's at the same time. Yes, you can later transfer an Office 2019 licence to another PC. 2 Find the latest and valid free Microsoft Office 2019 product key for activation, or learn how to activate Office 2019 without a product key using a simple code. This web page provides a list of 100% valid product keys for Office 2019 professional plus and other editions, as well as tips to unlock Office file without password. ARSQ.