To do this, go to the "Energy Saver" system preferences and check the option to enable "Higher Performance" graphics. Using the dedicated graphics processor will also increase the computer's performance. Additionally, users might try clicking the "Detect Display" button.Ĭurrently the problem seems to disappear when users run off the dedicated GeForce 9600M processor, and it is recommended to do this unless battery conservation is of the utmost importance. Most users are using the Firefox browser. Some users reflect that the Mac screen flickering issue often goes on the top of the Mac screen. Perhaps, the Mac screen glitching issue you are facing is just a temporary issue. Reset and adjust display settings Go to the "Displays" system preferences and toggle between a few resolution settings. This is the easiest method to fix MacBook Air/MacBook Pro/iMac screen flickering. Then let the keys go and allow the machine to boot properly.
Reset PRAM Reset the computer's parameter RAM by rebooting and holding the options-command-P-R keys until the machine cycles through a few restarts. This problem will most likely need to be addressed by Apple in a software update, but until then users may try the following: Non-pro MacBooks do not have this issue, and it only happens on the MacBook Pro when users are utilizing the GeForce 9400M integrated GPU, which gives it the same graphics configuration as the non-pro MacBooks.
MAC DESKTOP SCREEN FLICKER DRIVERS
This is clearly an issue with the MacBook Pro only, and has something to do with the graphics drivers trying to manage the dual GPU setup. It may occur only once or twice, but for some users, the blinking happens rapidly. This problem seems to be relatively random, although, for some users, it seems to have started after a period of heavy workload. When it finally reappeared with the new emails, I noticed the intermittent blinks." Everything slowed down temporarily and Mail disappeared and was inaccessible. "My computer had a hard time digesting all of the new messages being added in Mail. Some owners of unibody (Late 2008) MacBook Pros have experienced an issue in which the laptop's screen will suddenly start blinking.Īpple Discussions poster Hoojiemoster writes:
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