Mac Goes Black After Login
After logging in, screen in quick succession would gray out top window (pdf file in Preview, as per previous session), show black horizontal bars across whole screen, then go completely black. Sometimes the little rotating icon would show (fixed location, like when you boot) but then disappear.
The gray screen problem occurs after a Mac is started or restarted. The problem is characterized by the display changing from the blue screen that occurs at power up to a gray screen, though you might not see the blue screen because it tends to go by very fast.
After that, press down the Power button to force shut it down. Wait for some 15 seconds and then turn the Mac back on again by pressing down the power button. If this doesn't provide an effective mac black screen fix on macOS 10.14, move on the next step. 4. Reset NVRAM Settings
I have tried everything! This problem must be software related! It is not possible that both my mac computers go white… It must be something corrupt with the latest updates from Apple. The story of my iMac is that it first was white screen and after trying everything it's now black screen!
Black Screen with Cursor after Login I recently discovered there was a malware on my mac, which I have always ran with just fine since I got it new in early 2011. I downloaded Malwarebytes for Mac and deleted all the threats.
After updating my 2015 MacBook Pro and doing a complete shut down, I ran into an issue with logging back in. After selecting my profile to log back in, all I saw was a black screen with the cursor