i do not doubt that it is doing badly, I have only pointed out some details that sometimes being routine (usual) we overlook.
i do not know if you have done so to restore the device to the state of factory.
he comments that everything works well and when putting the patch everything goes badly and does not see on the start screen splahs patch?
If at the beginning you do not see a patch screen, I understand that the patch has something wrong
regards