The Microsoft Outlook Chrome extension allows you to send and receive emails, manage your calendar, tasks, and more without opening a new tab. With this extension, you can access your Outlook work account or your Outlook.com and Hotmail accounts without switching to another tab or app. It offers features such as reading, sending, and managing emails, receiving new email notifications, creating events and joining online meetings, creating and managing tasks, and managing contacts. This extension is perfect for streamlining your workflow and accessing important information without the need to switch between tabs or apps.