Essential Tips to Fix MacBook Backlight Issue

Do you have an issue with your MacBook display? A distinctive “stage light” effect is produced by the display backlight, which displays alternately bright and dim areas along the entire bottom of the screen. Typically, this is the first sign.

When you just open the lid, the display works fine, but when you open it all the way up, it suddenly goes black. If you lower the angle of the lid, it comes back on again. It is unexpected behavior that clearly indicates a damaged Flex cable.

A blank display could indicate a variety of things. However, the display is not actually blank if you look very closely or shine a flashlight into it. The images and text on the screen will be visible to you. The backlight is not working because it is too dim to be visible. If your MacBook’s backlight isn’t working properly, the following tips can help:

Restart Your MacBook

Sometimes, the problem with the backlight can be fixed with a simple restart. Turn on your MacBook after shutting it off for a few seconds.

Brightness Adjustment

Make sure the brightness on your MacBook is set to its highest setting by adjusting the brightness. The keyboard shortcut “F1” can be used to decrease the brightness, and “F2” can be used to increase it.

Check the Ambient Light Sensor

Your MacBook’s ambient light sensor adjusts the brightness of the screen based on the lighting in your environment. The backlight may turn off or not adjust correctly if the sensor is not functioning properly. To reset the sensor, uncheck the box next to “Automatically adjust brightness” in System Preferences > Displays > Display. After that, try turning the feature back on to see if the backlight problem goes away.

Reset the System Management Controller

The SMC is the part of your MacBook that controls the backlight and other hardware functions. Hold down the “Shift + Control + Option + Power” keys for ten seconds after shutting down your MacBook and disconnecting it from the power source to reset the SMC. After that, release the keys and restart your MacBook.

Check for Software Updates

If the problem with the backlight does not go away, look for software updates to see if a software bug is the main issue. To check for updates, go to System Preferences > Software Update in the Apple menu.

Choose Safe Mode

Running your MacBook in Safe Mode may assist in resolving software issues that may be the source of the backlight issue. Shut down your MacBook and then turn it back on while holding down the “Shift” key to start it in Safe Mode.

If you are unable to resolve the main issue on your own, it is always best to seek professional assistance for Macbook repair in Richardson.