Screen flickering is a common issue experienced by MacBook users, and it can be a frustrating problem to deal with. If you are experiencing this issue, don’t worry as there are several potential solutions that can help fix it.
In this blog, we will provide you with a comprehensive guide on how to fix MacBook screen flickering, including both hardware and software solutions.
Whether you are using a MacBook Air, MacBook Pro, or any other model, this blog will walk you through to resolve the issue and get your screen back to its optimal performance.
So, let’s dive in and explore the different solutions available to fix MacBook screen flickering.
Reason Behind MacBook Screen Glitching?
While not every user may have reported experiencing the problem, there seems to be a significant number of individuals who have reported encountering the issue. There could be a few different reasons why the MacBook screen is glitching. Some possible causes include:
- Display hardware issues: A faulty or damaged display cable, a loose connection, or a defective display screen can cause visual glitches.
- Software glitches: Software bugs or corrupt system files can cause glitches, flickers, or distorted images on your MacBook screen.
- Graphics card issues: If your MacBook’s graphics card is damaged or has an outdated driver, it can lead to screen glitches and other display issues.
- Overheating: Overheating can cause your MacBook to shut down, freeze or experience glitches.
- Water damage: If your MacBook has been exposed to moisture, water, or any other liquid, it can cause a short circuit in the display or other components, leading to glitches.
These were some basic reasons that can cause the glitching of your Mac screen. It is important to be aware of these causes to avoid this issue, as any one of them can significantly impact your Mac’s display and result in the screen blinking problem.
How to fix MacBook Screen Flickering Issue?
When it comes to how to fix MacBook screen flickering, there are several approaches that you can try. It’s best to begin with the simplest solutions and then move on to more complex ones if necessary.
Our suggestions are listed in order from easy to difficult, so we recommend starting with the first one and working your way down the list.
Restart your Mac
- Go to the Apple Menu > Restart.
- Or Shut Down, then give it a few minutes before starting it up again.
Update your MacOS
- Go to the Mac App Store or Apple Menu > System Settings > Software Update.
- If a macOS update is available — which means you aren’t running the latest version (which could contain the automatic updates needed to solve this problem) — then a new macOS will be waiting for you to download it.
- Back up your data beforehand, either to an external hard drive, third-party cloud storage, or iCloud.
- Caution- macOs is not updating? Here is full guide to fix
Now follow the steps to update the macOS and once your Mac restarts, see whether the Display Flickering Issue is still present under the same conditions as before. If the previous solutions did not resolve the screen flickering issue, there are a few additional measures you can try.
Disable Automatic Graphics Switching:
MacBooks are equipped with two graphics systems and have a feature called automatic graphics switching turned on by default, which allows them to select the optimal graphics system depending on the task at hand and preserve battery life. However, in some cases, the use of two graphics systems may result in screen flickering. To disable this feature:
- Go to Apple menu > System Preferences > Battery.
- Click the Battery option on the left side of the window.
- You’ll see a list of options. Clear the automatic graphics switching checkbox. In macOS Catalina 10.15 and earlier, this setting is in Energy Saver preferences.
- If you don’t see automatic graphics switching listed, your computer has one graphics system.
- NVRAM stores system settings like screen resolution and volume. Reset it to fix issues like screen flickering.
- Shut down your Mac.
- Turn it back on and immediately press and hold Option + Command + P + R for 20 seconds.
- Your MacBook will restart with the NVRAM reset and, hopefully, your flickering screen will be resolved.
The System Management Controller (SMC) on your MacBook is responsible for power management, and resetting it can be a useful troubleshooting step for resolving various issues, such as screen flickering, in addition to restarting and updating your laptop. The method for resetting the SMC differs depending on the specific model of your MacBook.
If your MacBook Pro has Apple silicon: Reset the SMC by restarting your computer. There are two ways to check if your computer has Apple silicon:
- Refer to this list of device models from Apple.
- Go to the Apple menu > About This Mac and look to see if a chip is listed. For example, it might say Chip Apple M1.
If your MacBook Pro has a T2 security chipTo find out whether your computer has a T2 security chip, check out this list of device models from Apple, or follow these steps:
- Open the Apple Menu.
- Press and hold Option, then click System Information > Controller.
- Look for the “Apple T2 Security Chip.”
If your laptop does have the T2 security chip, does, follow these steps:
- Restart your MacBook by going to the Apple menu > Restart.
- As soon as your computer turns on, press Shift+Control±Option on the left side of your built-in keyboard.
- Hold for 10 seconds, then press the Power button and count to 10 again.
- Release all of the keys, wait a moment, then turn on your MacBook.
Restart your Mac in safe mode
Safe mode on a MacBook disables some services and puts others in low-key mode, which can stabilize screen graphics. It’s helpful for troubleshooting software conflicts and startup issues.
To start up your Intel-based Mac in safe mode:
- Shut down your Mac and wait 10 seconds.
- Restart your Mac and press the Shift key.
- Release the Shift key after the login window shows up
To start up your Mac with Apple silicon in safe mode:
- Shut down your Mac and wait 10 seconds.
- Press and hold the power button until the startup options window shows up.
- Select a startup disk.
- Press the Shift key and click Continue in Safe Mode.
- Release the Shift key.
By now, you should see if your Mac screen glitching continues. Here are the some further steps that you can try to get rid of it.
Disable dark mode & true tone
Dark Mode and True Tone technology are helpful features on a MacBook for reducing eye strain and making on-screen content appear more natural. However, they can cause screen flickering.
To disable Dark Mode:
- Go to the Apple menu > System Preferences, then click General.
- Look at the first category in the new window, called Appearance.
- Select the first option, Light. Your screen will change from dark to light mode.
To disable True Tone:
- Go to the Apple menu > System Preferences, then click Displays. If you have more than one display connected, click Display Settings and then choose your display.
- Click the checkbox to clear it and turn off the True Tone feature.
How to prevent MacBook Screen Blinking
Preventing screen flickering is important for your Mac’s screen, and there are several things you can do to avoid potential damage. Consider these tips to help fix MacBook screen flickering before it becomes a serious issue.
- Always take proper notice that your screen is not damaged or pressed by anything because it can cause the screen flickering or colorful lines on your screen.
- Change your GPU settings according to apps. Sometimes due to specific apps and their usage, your Mac screen starts flickering. Switch the display options in between “Higher Performance” and “Better Battery Life.”
- Make sure that your Mac is properly plugged into the charger. Because sometimes the screen can randomly start blinking if the Mac charger is not accurately plugged in.
- Don’t be late if a software update is available. Because new updates come with better user services so it may be due to software updates.
- Make sure your Mac screen drivers are up to date and there is no pending update. If there is, then immediately update them to the latest one.
- Take care of your Mac system settings. Wrong settings can be a big reason for issues like screen flickering. Go to your settings and make a complete tour of display and graphics settings as well as resting NVRAM or SMC after a while so that it couldn’t create issues like that.
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Frequently Asked Questions: Screen Flickering Issue on MacBook
Why is my MacBook Screen flashing?
Screen flickering is due to a bug in the current operating system version your MacBook is running on. Apple will usually release new updates to fix any bug present that can cause your MacBook screen to flicker.
How much does it cost to fix a flickering MacBook screen?
The cost to fix a flickering MacBook screen is Rs.5999 with 6 months of warranty. Repair costs may vary depending on the MacBook model and screen size.
Why does my MacBook Air screen flicker on full screen?
Screen flickering on a MacBook Air in full-screen mode can be caused by software or hardware issues and can be resolved by troubleshooting the issue or for more details, refer to the MacOS settings specific to your version of the Mac.