From the Settings app, tap Accessibility.
Scroll to and tap Assistive Access.
Tap Set Up Assistive Access.
Tap Continue.
Tap Continue again.
Select your appearance option and tap Continue.
Select the apps you would like to have optimized.
Choose your preferences for the app and tap Continue.
Tap Continue again.
Tap Continue again.
Tap Continue again.
Enter a passcode.
Re-enter the passcode.
Tap Not now.
Tap Continue.
Tap Start Using Assistive Access.
Enter your Assistive Access Passcode.
To exit Assistive Access, press the power button three times, then enter the passcode you created during the setup.
You've completed the steps!
