What is Microsoft Outlook?
Microsoft Outlook is primarily an email and calendar application that's available as part of Microsoft's Office 365 suite. There is both a web version and an app that can be installed on a computer, tablet, or mobile phone. In addition to email and calendar, Microsoft Outlook also handles contacts and tasks.
To learn more about Outlook Calendar, please visit this article.
Microsoft Outlook is the only approved mail application for your school/work email. For more information on this, please visit this article.
How do I use Outlook?
Microsoft has a support center that includes helpful articles on how to use all of their products. You can find information on how to use Microsoft Outlook on Windows, Mac, mobile phones, and the web here. This link will take you to Microsoft's knowledge base which provides the most up-to-date instructions and video walkthroughs.
For help with accessing your school/work email through Outlook, please visit this article.