|This article refers to the Microsoft 365 Email and Calendaring. If you're looking for Exchange Email and Calendaring on the Exchange On Prem Server, see: MIT Email Setup Landing.
If you're not sure which system you're using, see: How do I tell if my email and calendaring data is on the Exchange On Prem Server or using Microsoft 365?
Out of Office Assistant is now called Automatic Replies.
- How to use the Out of Office Assistant in Outlook for 2013, and 2016
- Send automatic "Out of Office" replies from Outlook 2016 for Mac
- Outlook on the Web Automatic Replies