iPhone 6 acting weird
iPhone 6 is jumping all over.. dialing numbers on its own .. screens changing by itself
iPhone 6, iOS 12
Question marked as
Try a a forced restart. If you have a screen protector on, remove it. If those don't fix the issue, you may have a bad digitizer. Take it to a Genius Bar to have it diagnosed. That is a pretty old phone,cit may not be worth the cost to get it fixed.
Try a forced restart.
• Press and quickly release the volume up button
• Press and quickly release the volume down button
• Press and hold the side button.
• When the Apple logo appears, release the button.
Force restart iPhone - Apple Support (IN)
Contact the Genius Bar
Genius Bar Reservation and Apple Support Options - Apple