

One of them is when you may find no response pressing the power button, in other words, the MacBook won't turn on at all.

There are two possible scenarios that you could be going through. If you are facing the black screen of death issue after pressing the power on button in your Mac (MacBook Pro, MacBook Air, iMac, or Mac Mini), don't be thrilled, even if you can't use your Mac normally or access the data on it, it doesn't mean the certain death of your device. How to fix the iMac black screen on startup? Fix MacBook Pro/Air won't turn on for black screen issue

Quickly retrieve files from Mac having the black screen issue
