There are few effective solutions that you can follow to fix iPhone 8 stuck at Apple Logo after iOS 12 update:
Solution 1: Force Restart To Fix iPhone 8 Stuck On Apple Logo
In order to force restart your iPhone 8, simply follow the below steps:
- Press and quickly release the Volume Up.
- Press and quickly release the Volume Down.
- Press and hold the Power button. Release it when you see Apple Logo appear on the screen.
If that doesn’t fix your issue, then follow another solution mentioned below (recommended).
It is possible that your iPhone 8 have actually got messed up by iOS 12, in such case, it is strongly recommended that you must try professional iOS System Repair software to fix iPhone 8 stuck in Apple logo after iOS 12 update without any data loss.