Microsoft Office 2021, released in October 2021, is the latest iteration of the productivity suite that includes essential applications like Word, Excel, PowerPoint, Outlook, Access, OneNote, and Publisher. It offers new features and enhancements tailored for modern work environments, including improved collaboration tools, enhanced data analysis capabilities in Excel, updated templates and design options in PowerPoint, and refined accessibility features across all applications. Office 2021 supports both Windows and macOS platforms, providing a versatile and efficient solution for personal and professional use.