iphone5 white squares across top of screen
iPhone 5, iOS 7.1.2
iPhone 5, iOS 7.1.2
Hi
Who replaced the battery If it wasn't apple or an approved service agent then apple will not help you.
Try a reboot press the power button down on iPhone &menu button hold both down until you see apple logo this can take 30 seconds.
You may need to restore back to factory settings?
Cheers
Brian
iphone5 white squares across top of screen