Unlock your device to interact with your apps. Screen locks secure your device and protect your device from being accessed by other people. Your device may automatically lock after a certain amount of time depending on your screen timeout settings. If your device is requesting a PUK Code, you need to contact your device provider to unlock it.
1.
Swipe up from the bottom of your screen to unlock iPhone.
If you are using a device with a Home button, press the Home button instead of swiping up from the bottom of your screen.
2.
You've completed the steps!
1.
Swipe up from the bottom of your screen to unlock iPhone.