I iMore Question Aug 4, 2015 #1 When upgrade 10.10.4 was made, after downloading and restarting black screen with one gray tab "Application Launcher" shows, and computer frozes. Any Idea?
When upgrade 10.10.4 was made, after downloading and restarting black screen with one gray tab "Application Launcher" shows, and computer frozes. Any Idea?
Bigeric23 Well-known member Aug 17, 2010 3,630 0 0 Visit site Aug 4, 2015 #2 Have you tried to restore your device?