Mashable Deals. Don’t miss your chance to ditch the subscription and pay once for Microsoft Office. Hurry and score these lifetime deals: Microsoft Office Professional Plus 2019 for Windows, on Non-subscription versions of Office, such as Office Home & Student, Office Home & Business, or Office Professional Plus, will continue to be fully supported based on the Fixed Lifecycle Policy. However, Windows 7, Windows 8, or Windows 8.1 no longer receives security updates, leaving it vulnerable to security threats. With Office 2021, you can collaborate on the same file in real time and instantly see each other's changes. Very useful if you are working on the same project with your colleague or fellow student. Office 2021 and Windows 11 are visually aligned. Windows 11 and Office 2021 were released around the same time, and for good reason. Office 2021 offers many new features that may be essential for some people. For example, it has much better and faster performance as well as accessibility updates and exciting additions within each application. It's always a tough decision when deciding between two similar products. In the case of Office 2019 vs Office 2021, it all comes down Office 2019 requirements. It is important to comply with the requirements specified by the vendor in order to make use of the latest features and functionalities. For Office 2019 the requirements are: Computer and processor; 1.6 gigahertz (GHz) or faster, 2-core. Professional Plus: 2.0 GHz or greater recommended for Skype for Business. jIs3Gj.