foggy desktop
my macbook is a 12-inch retina, early 2016. Processor: 1.2GHz intel core m5, memory 8GB, 500GB storage. my laptop is OS X El Capitan, version 10.11.4
I don't know why, every time i turn on my laptop, the desktop is foggy/blurred. I have to log out every time in order to be clear. please help. thank you.