Office 2021 is available for Windows and Mac, and can be purchased as a one-time purchase at Brytesoft. It also includes a cloud-based version called Office 365 which provides access to the latest features and updates.

In conclusion, Microsoft Office 2021 is a comprehensive productivity suite that offers a range of new features and improvements to help users be more productive. With the integration of Microsoft Teams, new features in Word, Excel, PowerPoint, and Outlook, and the introduction of Microsoft Editor, Offcie 2021 is a powerful tool for individuals and teams looking to improve their workflow and collaboration.