Office 365 (Groups) - Groups mobile apps
The Outlook Groups mobile app brings the Office 365 Groups shared mailbox to your mobile device so you can collaborate with your team while on the go.
Outlook Groups is available for Windows Phone, iPhone, iPad, and Android. You can download the Groups app from your device's app store.
Please click on this hyperlink to learn more about how to use the Groups mobile app.
Note: Microsoft has stopped updating the Groups app and discontinued the app. If you still have access to the app and want to learn how to use it, click on the hyperlink above.