Ipad Pro With Home Button Dfu Mode. Have an iPhone or iPad stuck on the Apple logo when booting. A DFU device firmware update restore is the deepest type of restore.
Here continue holding the Home button. Keep holding the Home button until your iPad shows up in iTunes or Finder. Press and hold down the Power button and the Home button at the same time for 10 seconds.
Now press and hold the power button until you see the Apple logo on the iPads screen.
Leo Laporte explains how you can try fixing it by using DFU Device Firmware Update mode. Immediately after press and release the Volume Down button. It will also restore the firmware. Three seconds after the screen turns black release the power button but keep holding the Home button.