Iphone Wont Turn On Shows Apple Logo Then Goes Black. So it may be your charger or something that goes wrong during the charging process causing iPhone blinking Apple Logo. There click on update which will help it boot up.
Let go of the buttons you have been holding down when the Apple logo appears on your screen. Then go on to itunes and click on your phone. IPhone 8 iPhone SE 2nd Generation and newer models.
If your iPhone 678X11 flashing apple logo when charging check your iPhone charger and the Lightning Cable.
One of the reasons why your iPhone wont turn on past Apple logo and then shuts off would be that it doesnt have sufficient charge to function. If not start charging your iPhone right now and then reboot it again to check the problem gets finished or not. Restart by holding the home button and sleepwake button for a few seconds. FIX iPhone STUCK ISSUES WITHOUT DATA LOSS.