Bad apps are also among the possible triggers. Your device screen can end up frozen or unresponsive if certain apps crashed or stopped responding. If the symptoms occur only when using a certain app or after downloading a new app, then that app is most likely the culprit and therefore needs to be obliterated.

If your iPad is frozen and unresponsive, or too sluggish for use, try to force-restart it. You can do this by holding down the home button and the power button at the same time on older iPads for more than ten seconds (or through a combination of buttons on an iPad with Face ID). When you see the Apple logo, let go.

Sometimes the iPad freezes due to malfunctioning apps or too many apps open and running at the same time. This can cause the device’s performance to dip causing the freezing. It may just becomes frozen during or after iPadOS update, iPad restore, and restoring backup to iPad.

If your screen is black or frozen Follow these steps: iPad models that don’t have a Home button: Press and quickly release the Volume Up button. Press and quickly release the Volume Down button. Then press and hold the Power button until the device restarts.

Unlock iPad with Touch ID

1. On an iPad with a Home button, press the Home button using the finger you registered with Touch ID.
2. On iPad Air (4th generation), press the top button (Touch ID) using the finger you registered with Touch ID.

Some common reasons are: Physical damage– Maybe your Android phone is damaged or broken. Or maybe its due to moisture detected issue, high temperature, static electricity, cold, etc can lead to touch screen damage on Android phones. Even after ROM flashing, firmware update, etc can crash Android phone completely.

Part 1: Restore and Unlock Unresponsive Screen iPhone via iTunes

1. Connect the locked iPhone to the computer.
2. Choose the iPhone model in the home page and click the tab of “Summary”.
3. Click “Restore iPhone” button.
4. Confirm the “Restore” option to factory reset your device. Your passcode will be removed then.

Way 3: Unlock iPhone with Unresponsive Screen Using Siri

1. Hold the Home button to turn on Siri and tell Siri to “Turn on VoiceOver”.
2. Now press the Home button again to go to the main unlock screen.
3. Swipe right/left until “Slide to Unlock” is selected and then double-tap to access the passcode page.

If turning the iPhone off and back on again doesn’t fix the problem, or the iPhone is unresponsive when you try to turn it off, you have to reset it by doing the following: Press and hold the On/Off Sleep/Wake button and the Home button at the same time for at least ten seconds, until the Apple logo appears.

Force your phone to restart. If your phone isn’t responding to your Power button or screen taps, you may be able to force the device to restart. Most Android devices can be forced to restart by holding the Power and Volume Up buttons for about ten seconds. If Power + Volume Up doesn’t work, try Power + Volume Down.