Note: If you bought a new, unused Microsoft 365 product key card to renew an Microsoft 365 subscription or to buy your trial, you can enter that product key if Office prompts you for it. Common questions about Office product keysĬheck the sections below to find out if you need an Office product key and what to do with your key if you have one. Your Microsoft account takes the place of your product key for many tasks, such as activating Office and reinstalling Office. Excel for Microsoft 365 Word for Microsoft 365 Outlook for Microsoft 365 PowerPoint for Microsoft 365 Access for Microsoft 365 Publisher for Microsoft 365 Visio Plan 2 Excel 2021 Word 2021 Outlook 2021 PowerPoint 2021 Access 2021 Project Standard 2021 Publisher 2021 Visio Professional 2021 Visio Standard 2021 Office 2021 OneNote 2021 Excel 2019 Word 2019 Outlook 2019 PowerPoint 2019 Access 2019 Project Standard 2019 Publisher 2019 Visio Professional 2019 Visio Standard 2019 Office 2019 Excel 2016 Word 2016 Outlook 2016 PowerPoint 2016 Project Professional 2016 Project Standard 2016 Publisher 2016 Visio Professional 2016 OneNote 2016 Excel 2013 Word 2013 Outlook 2013 PowerPoint 2013 Access 2013 OneNote 2013 Project Professional 2013 Project Standard 2013 Publisher 2013 Visio Professional 2013 Visio 2013 Office 2013 Microsoft 365 for home InfoPath 2013 Project for Office 365 More.