i have an iphone 8 and it is frozen. It is letting me unlock it and look at notifications, but it won't let me go away from the screen you get when you double tap. I tried to hold down the power button to reset it, but it won't let me. I can swipe up and look at the control center, but i can't do anything.
Read more: https://iphoneus.org/faq/iphone-not-respoding.html