Flickering and Ghosting on screen when dealing with videos

My macbook pro from 2018 is facing an issue, where after using it for some time, the bottom of the screen starts shaking/ghosting. it only happens when I am using macbook for watching or editing videos. it does not happen if I am browsing. If I shut downn the MacBook for some time the issue resolves, and returns once again I have used it for video purposes for some time

The issue also does not occur if I attach an external screen (e.g. connect to TV via HDMI) and turn off the main screen.


I am running Ventura, and I have already tried the PRAM route.

MacBook Pro 13″, macOS 13.4

Posted on Sep 15, 2023 8:08 AM

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Question marked as Top-ranking reply

Posted on Sep 16, 2023 8:41 AM

Hello temp132323,


Let's use the steps below to boot your Mac into safe mode to see if that behavior persists from there:


1. Turn on or restart your Mac, then immediately press and hold the Shift key as your Mac starts up.
2. Release the key when you see the login window, then log in to your Mac. 
3. You might be asked to log in again. On either the first or second login window, you should see ”Safe Boot” in the upper-right corner of the window. If you can't start up in safe mode, make sure that your Mac isn't using a firmware password.


You can also find those steps in this resource: Use safe mode on your Mac - Apple Support


It can take a few extra minutes to boot into safe mode. Your screen may flash or flicker while in safe mode. Those behaviors are expected. Testing in safe mode runs a check on your disk, removes some cached files, and can help isolate conflicts with startup items. Once you've tested that behavior in safe mode, you can restart to leave safe mode.


Let us know your result, and we'll keep moving forward from there.

1 reply
Question marked as Top-ranking reply

Sep 16, 2023 8:41 AM in response to temp132323

Hello temp132323,


Let's use the steps below to boot your Mac into safe mode to see if that behavior persists from there:


1. Turn on or restart your Mac, then immediately press and hold the Shift key as your Mac starts up.
2. Release the key when you see the login window, then log in to your Mac. 
3. You might be asked to log in again. On either the first or second login window, you should see ”Safe Boot” in the upper-right corner of the window. If you can't start up in safe mode, make sure that your Mac isn't using a firmware password.


You can also find those steps in this resource: Use safe mode on your Mac - Apple Support


It can take a few extra minutes to boot into safe mode. Your screen may flash or flicker while in safe mode. Those behaviors are expected. Testing in safe mode runs a check on your disk, removes some cached files, and can help isolate conflicts with startup items. Once you've tested that behavior in safe mode, you can restart to leave safe mode.


Let us know your result, and we'll keep moving forward from there.

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Flickering and Ghosting on screen when dealing with videos

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