My phone is on but I cannot do anything on it. I touch the apps but they wont open even imessage

Created at: 2021-05-20 13:41:13
Questioner General

I cannot turn off my Iphone. I have tried holding the volume up and power button. I have tried pressing and releasing volume up button then volume down button and finally the power button. Still no luck. My phone is stuck and I cannot open any apps. Please advise. I have iphone 12 pro