Software update aims to kill bug that renders machine slower than 2017's model.. Apple has released patch designed to solve throttling issue affecting its MacBook Pro.. The throttling issue on 2018 MacBook Pro models emerged last week, when the first wave of devices started arriving with users.. It was first discovered when YouTuber Dave Lee found that the new model was underperforming compared to its predecessor... Running Adobe Premiere Pro on his new 15in 2018 MacBook Pro, Lee found that it ran slower than Pro's Core i7 chip.. By other customers and publications, His findings were verified, and Apple has apologised for the issue, saying it's accidental... We apologize to any customer who has experienced less spokesman told The Verge.. The company blamed missing digital key in the firmware that drove down clock speeds under heavy thermal loads, meaning Intel Core processors were throttled to below their baseline speeds... The bug affects all new versions of MacBook Pro - both 13in and 15in models - and not older versions of the laptop.. Apple's supplemental update, MacOS High Sierra 10.13.6, is available for download on the new models, and re-inserts the missing digital key..
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