The cause of this scenario remains unclear, but it is a well-recognized situation. Although it may seem like your computer has turned on (via the activity indicator, fans, or noises), the screen remains blank. Whether this is an issue on Apple’s end or the user remains unclear, but it is usually described as opening the lid of your MacBook only to have your screen refuse to wake up. Waking from Sleepīlack screen issues are most common when waking your MacBook from sleep. Whether it’s a bad battery or a faulty charging cord that lets you fall into the black screen trap, this is always a good place to start looking. It might sound kind of obvious, but power issues are the most common reason your Mac’s screen is blank. Why Did Your MacBook Pro Go Black: Possible Causes Power Issues