Try the steps in the "If your device turns on but gets stuck during startup" section of If your iPhone, iPad, or iPod touch won't turn on or is frozen - Apple Support
If that doesn't work, see the "If you need more help" section regarding service.
Try the steps in the "If your device turns on but gets stuck during startup" section of If your iPhone, iPad, or iPod touch won't turn on or is frozen - Apple Support
If that doesn't work, see the "If you need more help" section regarding service.
Try the steps in the "If your device turns on but gets stuck during startup" section of If your iPhone, iPad, or iPod touch won't turn on or is frozen - Apple Support
If that doesn't work, see the "If you need more help" section regarding service.
Why is my iPhone 7plus stuck on the Apple logo