Tapping on the screen goes unnoticed. Panic wiping is not registered. Happy button pressures are ignored.
If your iPhone ($ 1,000 on Amazon) gets stuck, frozen, or otherwise unresponsive, a normal reboot may not cure the disease. The next step is a reboot. Do not worry, this will not erase anything on your iPhone.
If you recently upgraded to an iPhone XR ($ 750 on Amazon) or XS, you may have detected that the old Force Restart method stops working. And if you never know the old method or can not remember it, then let us check it out.
Force reboot on an iPhone 7 (or earlier)
Hold down the Start key and the Page key (or, depending on the model above) for at least 10 seconds until you see the Apple logo.  Restart on an iPhone Enforce XR, XS, X or 8
Apple changed the way it makes emergency calls, starting with the iPhone X ($ 630 on Amazon) and the iPhone 8 ($ 600 at Verizon.) Wireless) . Since the side key and one of the volume keys are pressed and held during this maneuver, the routine to restart the force has changed. Restarting a X or 8 is a three-button operation:
- Press and release the volume up key.
- Briefly press the volume button
- Press and hold the side button until the screen turns off and then turns on again. You can release the side button when the Apple logo is displayed.
Last option: Reinstalling iOS
If your iPhone is really confused and does not start, you may need to reinstall the operating system. To do this, connect your iPhone to your computer and start iTunes. Then reboot your iPhone, but do not release the buttons when the Apple logo is displayed. Instead, press and hold until the recovery mode screen appears – the iTunes logo and lightning port screen.
If you see this screen on your iPhone, you should see a window on your computer in iTunes for restoring or updating your iPhone. Click "Refresh" and iTunes will reinstall iOS. Your settings, apps and data will not be deleted.
If the update does not work, you must choose to restore. It erases all your data, reinstalls iOS, and prompts you to restore a backup to iTunes or iCloud, which I hope you have recently created
Read More: How To Secure Your iPhone
Originally published on March 8, 2018.
Update dated April 15, 2019: Details about the iPhone XR [19659022hinzu]