To change the display settings for a Microsoft calendar on different devices, please follow the steps below:

1. Open the Outlook mobile app.
2. Sign in to the app with your Microsoft Account.
3. Tap the menu icon in the top left corner and select Calendar.
4. Tap the Settings icon in the bottom right corner.
5. Select Accounts.
6. Choose the account you want to adjust the settings for.
7. Tap Display Settings from the top of the page.
8. Adjust the settings you want to change.
9. Tap the back arrow to save and confirm your changes.