Enabling Guided Access
Launch the Settings app.
Tap "General". Scroll down and tap "Accessibility".
Scroll down and tap "Guided Access".
1. Switch on "Guided Access". 2. Tap "Set Passcode".
Type in a 4-digit passcode.
Using Guided Access
Launch ANY app that you want to use. Here, we use Voice4u.
Triple-click the hardware Home button of iPhone, iPod touch, or iPad (press the home button 3 times very quickly).
After triple-clicking the home button, you should see a screen shown like below. You can use your finger to trace a circle/rectangle around the are that you want to disable for additional control.
iOS automatically defines a nice controlled box. You can move and stretch/shrink the box.
Keep tracing boxes if necessary. Tap Start to begin Guided Access.
Guided Access is enabled on Voice4u.
The hardware Home button and Sleep button will automatically disabled.
Exiting Guided AccessTriple-click the hardware Home button.
Enter your 4-digit passcode.
Tap End to exit Guided Access.
iPhone & iPod touch
iPhone and iPod touch also support Guided Access.