You’ll find this app on one of your home screens, represented by a gray icon that looks like a gear. Look inside the Utilities folder if you don’t see it.


Use this method if you want to use the entire screen as a switch. If you’re able to tap the screen but unable to tap with precision, this option can help you open apps and menus without the need for an external switch.
 It’s in the third group of settings.
 It’s in the third section.
 It’s in the third section, under “Interaction.”

,,,,,, It’s at the top left corner of the screen., This makes it possible to tap anywhere on the screen when the desired item is selected.


If you’re using another switch, such as a camera or external switch for navigation, this slider should be in the off position.
 These two sections are just beneath the “Auto Scanning” switch.


If you’re using automatic scanning, you’ll want to customize the Timing options to control scanning speed and loop behavior.
Under Switch Stabilization, you’ll find options for specifying how long you need to press the screen before an action occurs.
 It’s back at the top of the screen. Once enabled, you’ll be able to use your new switch.
Open your iPhone’s Settings.
Tap General.
Tap Accessibility.
Scroll down and tap Switch Control.
Tap Switches.

,
Tap Add New Switch….

,
Tap Screen.

,
Tap Full Screen.

,
Tap Select Item under the “Scanner” section.

,
Tap Switch Control to return to the previous menu.
Slide the “Auto Scanning” switch to the on position.
Set your Timing and Switch Stabilization preferences.
Scroll up and slide the “Switch Control” switch to the on position.
{"src": "wikihow-all_test", "title": "How to Add Switches to Switch Control on an iPhone3"}