1. To turn off automatic updates, go to Settings > General > Software Update > Automatic Updates.
In the Automatically Install and Automatically Download blocks, turn off: iPadOS Updates
2. To turn on 24-Hour Time, go to Settings > General > Date & Time. Turn on: 24-Hour Time
3. If the Time Zone is not automatically detected, make sure that Location Services are enabled.
To turn on Location Services, go to Settings > Privacy & Security > Location Services. Turn on: Location Services
4. To set the iPad sound effects to their loudest, go to Settings > Sounds. In Ringtone and Alerts, adjust the volume with the slider to the far right.
5. To turn off auto-Lock, go to Settings > Displays & Brightness > Auto-Lock.