I have an iphone 5, after updating to iOS 9.2.1 my screen went black. First, the cellular data stopped working, then after rebooting it was corrected, but the screen turned black for no good reason.
iPhone 5, iOS 9.2.1
Hi Natisanfer,
Welcome to the Apple Support Communities! I'm sorry to hear you are having these issues with your iPhone. If you phone isn't responding or won't start up at all, you may find the troubleshooting steps outlined in the following article helpful:
If your iPhone, iPad, or iPod touch doesn't respond or won't turn on - Apple Support
Regards
After updating to 9.2.1 my screen went black
