Sony Xperia M4 Start Screen almost black After a reboot, my new xperia always starts with this screen:



I have the same problem in 'Safe Mode'.

What can I do? I want to fix this problem without a factory reset.

Edit:
I found more people with same problem on Sony's forum. I fixed reseting to factory using PC Companion: https://talk.sonymobile.com/t5/Xperia-M4-Aqua/M4-Aqua-won-t-start/m-p/1025996/thread-id/1311
I found more people with same problem on Sony's forum.

I fixed reseting to factory using PC Companion: https://talk.sonymobile.com/t5/Xperia-M4-Aqua/M4-Aqua-won-t-start/m-p/1025996/thread-id/1311