Display issues MacBook Pro: troubleshoot

Sometimes it happens that the MacBook Pro display not working. One of the best ways to verify that the problem is related to the device's screen is to connect another monitor to the laptop. What appears on the image screen will indicate a malfunction of the loop or matrix. When the picture doesn't appear, professional diagnostics of the laptop and a check of the performance of the “hardware” are required. In our guide, we demonstrate step-by-step methods how to fix MacBook Pro screen issues.

Causes of display problems on MacBook Pro

If your MacBook display not working, firstly, you should look at the screen loop for damage. Most often, mac display issues, the LCD backlight on a MacBook fails after a long period of use because the built-in loop simply breaks due to the constant opening/closing of the lid. Such a hardware problem most often goes through 2stages:

• The screen works properly and displays all information only with the cover half open, and in other positions, the information doesn't appear on the screen;
• The user sees a completely black screen in front of him, but the apple device turns on.

Please note that along with the MacBook Pro graphics problem of the LCD backlight on a MacBook, there are other important factors:

• The keyboard backlight works correctly, and the apple laptop makes characteristic sounds during operation;
• The device fully (or partially) responds to the user commands, and programs and widgets are loaded.

Usually, the laptop screen doesn't turn on if this element is faulty or the matrix is damaged. Also, a reason why the MacBook screen not working is the system overheating. Even a small mechanical impact on the Apple MacBook or the bending of the screen can turn into a serious MacBook Pro screen problem. When only stripes are visible on the screen, most likely, the video card has failed or the northbridge is faulty.

Ways to solve display issues

When MacBook screen not working, you can make sure of the faulty state of the loop yourself. To do this, you should close and open the lid of the laptop and see if stripes appear on display. If so, then the cable must be repaired or simply replaced with a new copy detail in the service. It is important to monitor the condition of the laptop cooling system and clean it in time to avoid Mac screen issues. The lack of control over the temperature regime often leads to unsoldering of the video chip, which entails unpleasant consequences, such as the failure of the screen to display the picture.

Restarting the laptop

You can restart the device with MacBook screen problems through the menu at the bottom of the screen. You can also do a forced reboot by pressing the power button.

Check if the display is off

Your MacBook Pro screen problem may be in sleep mode. To see this option:

1. Go to System settings> Energy saving.
2. Then check the box next to prevent the laptop from automatically going to sleep when you turn it off.
3. Turn on the screen and drag the turn off-screen after the slider to start.

Resetting the PRAM/NVRAM

If you have MacBook Pro screen issues, you can do a resetting.

1. Turn off your MacBook.
2. Turn it back on and press the Option + Command + P + R keys.
3. Hold all keys for 20 seconds. Then release them.

Please note that after a reset, you may need to reconfigure the display resolution, audio volume, and other settings.

Reset the SMC

1. Turn off the laptop with MacBook Pro screen issue.
2. On the keyboard, hold down the combination Control + Option + Shift. Hold the keys for 7 seconds.
3. While continuing to hold the keys, press the Start button. Hold all four keys for 7 seconds, then release.
4. Turn on the laptop again with a simple press of the start button.

Repair disk permissions

When MacBook screen not working, the OS X installer, and the Time Machine backup recovery service are available. You need to boot in this mode if the system does not start in the usual way, to restore it from a backup or to completely reinstall it.

How to get there: press the Command + R combination after the sound signal about the start of turning on the laptop until the loading indicator appears.

Disconnecting all accessories

It's necessary to check the connection of external devices and USB ports. Maybe the laptop is trying to boot from there. The system will boot exclusively from the internal hard drive.

Restart in safe mode

If you have MacBook Pro screen problems, regardless of the model, turn off the laptop.

• Turn on by holding Shift at startup. This will have to be done “blindly” since the issue appears in the first seconds after switching on. With display issues in MacBook Pro, it is difficult to understand when the laptop is turned on.

After the mouse reappears, you need to do the following:

1. Press the first letter of the login.
2. Press Enter.
3. Enter the account password.
4. Press Enter again.

In most cases, the laptop will turn on in safe mode. If it doesn't help, you should contact the service center.

Hardware issues

Upon contact with liquid, oxides are formed on the tracks of the motherboard, which tend to gradually expand, and MacBook Pro screen issues. Also, it may be a breakdown of the display decoder, which is located in the display module housing. On MacBook, which is especially true for older models, the cooling system cannot always cope with overheating under continuous load, which leads to graphics malfunction. In this case, the repair will require “reball” (replacement of the contact ball array) of the graphics adapter.

Software issues

If you are using Chromium, you will have to uninstall it completely. You can use PowerMyMac to easily remove the Chromium project on Mac to fix your MacBook Pro display issues. However, you can clear caches and system junk files manually. Disabling some graphics switching options can also help fix Mac screen problems.

Reinstall the macOS

• Save important data.
• Choose an installation method. Start recovery mode.
• Format the disk, and install the operating system.