There could be several reasons why your MacBook Pro screen is black. One of the most common causes is power issues. If your MacBook does not have enough power or if the power supply is not rated for your computer, it may not be able to boot up properly, resulting in a black screen.
I remember experiencing this issue myself a few years ago. I had accidentally left my MacBook charging overnight with a low-quality charger. When I tried to turn it on the next morning, the screen remained black. After some troubleshooting, I realized that the charger was not providing enough power to boot up the computer properly. Once I switched to a higher-quality charger, the issue was resolved, and my MacBook started up normally.
Another possible cause for a black screen on your MacBook Pro is poor contact between the hardware and firmware. Over time, the contacts between the various components of your MacBook can become damaged, loose, or dusty, preventing the computer from starting up properly. In such cases, you may need to open up your MacBook and clean or repair the contacts to resolve the issue. However, if you are not comfortable doing this yourself, it is recommended to seek professional assistance.
Sometimes, a simple cable connection issue can also result in a black screen. Make sure that all the cables connecting your MacBook to external displays or other devices are securely plugged in. Loose or faulty cables can disrupt the display signal and cause the screen to appear black. If you are using external displays, try disconnecting them and see if the MacBook’s built-in screen works.
Additionally, third-party apps that expand the screen, such as screen sharing or remote desktop software, can sometimes interfere with the display settings and cause a black screen. If you have recently installed any such apps, try uninstalling them or disabling their features to see if it resolves the issue.
A black screen on your MacBook Pro can be caused by power issues, poor contact between hardware and firmware, cables not connected properly, or certain third-party apps. By ensuring proper power supply, checking and cleaning hardware contacts, checking cable connections, and troubleshooting third-party apps, you can potentially resolve the issue and get your MacBook Pro screen working again.