This flickering screen issue, regardless of its frequency of occurrence, can bring about a grating user experience. Screen flickering after updating to 10.14 problems has been reported to occur over a wide range of Mac devices. And users may find that changing the monitor only results in a different screen flicker pattern. The issue might also occur particularly when certain apps are running.
Remember, try the following methods to fix if none of them works then go for a screen change.
Fix MacBook Pro Screen Flickering Issue
Because both retina and non-retina screens may experience this seems that some screen flickering issues are so severe that it makes it almost impossible to look at the screen.
Now, before we see the exact solution there is something to be put in the light. If you are using chrome and then suddenly, this screen flickering issue occurs when you have to uninstall chrome because chrome has become a very important app in a phone hence, the developers of Chromium, as well as other third-party apps, have been battling this issue from their own end.
But that has not availed users of a lasting solution, particularly because the flickering issue has proved to come with multiple layers of complexity. So, uninstall this chromium and use any other web browser and see.
- The other way is a bit difficult and risky for non-tech people.
- Use the terminal of troubleshooting this problem.
- Launch Terminal on your Mac by opening Finder
- And then selecting “Go”
- And then entering the following command by copy-pasting it exactly as it’s outlined thus:
- cd /Applications/Slack.app/Contents/MacOS/./Slack.app And then put in –disable-gpu-rasterization
Remember: You can replace the “Slack” in the address with the app that exhibits the flickering screen the most, but take care not to alter anything else as that might corrupt some files on your device.
MacBook Pro Screen Flickering While Viewing Photos
But what if this screen flickering happens when you viewing photos or any app then the best way is to reset the NVRAM.
Resolving this issue involves rebooting your device. But because the NVRAM is a type of memory that saves data automatically, even when the device is forcefully switched off, this issue will not go away when you just reboot your device. To resolve this issue, switch off your Mac and then turn it back on, pressing down “Command” + “Option” + “P” + “R” keys until you hear some chimes or see the screen blinking twice during the restart.
Check if the issue is solved if still it prevails then don’t worry here is another method which can solve the issue: reset of SMC
Reset the SMC on MAC
SMC is a system management controller. But it has a restriction of using only in a portable mac with an inbuilt battery. Example: mac book air, Mac book pro.
- To reset the SMC, unplug the Mac’s external display
- And then, turn off the Mac.
- Make sure the device is connected to the Mag Safe power adapter.
- Press down “Shift” + “Control” + “Power” for a couple of seconds and then release them.
- This resets the SMC of the MacBook Pro / Air instantly.
- Later, press the power button to boot the Mac, and once the Mac is booted, plug back the display.
Now, check if the screen is flickering or not.
Let us summarize and follow the standard procedure in one go without any pause.
Steps to Fix Flickering Screen Issue on MAC
- Restart your Mac by going Apple menu >Restart.
- Update the OS on your Mac. You can do so by opening the App Store on your Mac. Then click Updates.
- Reset the System Management Controller i.e. SMC. Different Mac models require different steps to do this. Which we have discussed above.
- Reset the PRAM (or NVRAM). Here is how:
- Shut down your Mac
- Start your Mac, and immediately press the Option, Command, P, and R keys together for several seconds like for about 20-25 seconds. Then release the keys. You, Mac, will now be restarting.
- On your Mac, go to System Preferences then choose “Energy Saver” and uncheck the option for “Automatic graphics switching”. Since we have mentioned about mac air but this method is exclusively for mac book pro.
- Start your Macbook in a safe mode. You can use safe mode to identify your issue. For this follow the below procedure:
- Shut down your Mac
- Start your Mac and immediately, press and hold the Shift key. Apple logo will appear and continue to press and hold.
- Then you will see the login screen now release the Shift key and log in your Mac. Now you are in safe mode. Start using and If flickering does not happen, restart your Mac regularly.
- After regularly starting your Mac, does the flickering screen come back? if not, that means that safe mode fixed it. Or go to the next mode.
- It seems that, for some users, Firefox is causing this. Try uninstalling Firefox to see if that fixes the MacBook pro screen flickering problem. You can remove Firefox easily. Here is how:
- Close Firefox
- Open the Applications folder
- Find the Firefox app
- And then drag it to the trash
- Create a user account on your Mac by going to “System Preferences” then choose “Users & Groups”. Then, log in to your computer as this new user. Check to see if flickering occurs? if not, delete the new user.
If you are still experiencing the problem, it is highly likely that you are having a hardware problem. You may want to contact Apple and try fixing out. In most of cases they will change the screen but it better to get checked thoroughly before buying a new one.