Sep 24, 2019 · Set up two-step verification for your Microsoft Account. Office 365, Outlook 2019 and Outlook 2016; SMS or Authenticator verification. When you are using Office 365, Outlook 2016 (excluding the msi-version) or Outlook 2019, you can continue to use your regular password and Outlook will prompt you for additional verification.
Here are step by step instructions on how to find and change the settings for Out Of Office / Automatic Replies in the Outlook App running on Android. This is the current version 2.2.154 as of May 2018 running on Samsung and Huawei (tested) smartphones and tablets, but should apply to all current Android platforms.