Learn how to use accessibility shortcut on your iPad Mini 2.
Choose the features you want to control.
Go to Settings > General > Accessibility > Shortcut and select the accessibility features you use.
Use the Accessibility Shortcut.
Press the Home button quickly three times to turn any of these features on or off:
VoiceOver
Invert Colors
Zoom
Guided Access (The shortcut starts Guided Access if its already turned on).
Switch Control
AssistiveTouch
Not so fast. To slow down the triple-click speed, go to Settings > General > Accessibility > Home-click Speed.