If your school uses Google Mail / GSuite you will need to follow the guide here.
1. Open the "Play Store" and has a play button as its icon.
2. Using the search bar at the top search for "Outlook". Then click the top result titled "Microsoft Outlook" with a blue outlook icon.
3. Click the button titled "Install". The app may ask for permissions but click "Ok" in the bottom right and the app with download and install.
Once the application has downloaded you will be able to find it on your app list or by clicking "Open" on the app's page in the app store. You will then be prompted to add your account. Enter your email address (@durring.com) and click "Add Account". You will then be asked to enter your password. This is the same password you use for Outlook on the web and for logging into the school computers.