What is this for ?
Don’t want others accessing your iPad? This tutorial will take you through the steps to add a password, called a “Pascode Lock” on your iPad.
1. Open the Settings app and select Passcode Lock from the General section
2. Tap Turn Passcode On
3. Enter a four digit passcode twice, and make it a number that you will not forget.
4. To change the duration between when your iPad goes from the lock screen to asking you to re-enter the passcode, tap on Require Passcode
5. Select your desired duration from the following options