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Apple MackBook Pro 2018 editions having extra keyboard protection, it indicates by iFixit Test.

Apple MackBook Pro 2018 editions having extra keyboard protection, it indicates by iFixit Test.

Latest Apple MackBook pro 2018 edition have an extra layer of protection of silicon barrier below the keys of the butterfly keyboard.


The 2018 editions of MackBook Pro features the butterfly keyboard. Apple placed an extra layer of silicon barrier to protect the keyboards from randomly failing. 

The extra padding offers a very quiet typing experience. This barriers are olaced for an additional purpose. initially which was not clarified by Apple. 
But MackBook pro documentation indicate that the barriers are placed to "prevent debris from entering the butterfly mechanism" , 

The Notation is read as follows: 

Caution: The keyboard has a membrane under the key-caps to prevent debris from entering the butterfly mechanism. Be careful not to tear the mechanism. A torn will result in a top case replacement.

iFixit exposed that the new MackBook Pro has a number of elements that could potentially hinder the otherwise smooth operation of the keyboard.

As by the iFixIt report this silicon membrane prevent the powders or dust from entering the keyboard.  It work as a shield.

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After surviving powdered substances, the team has increased its play, and added more particles. They also followed "aggressive typing". As expected, these actions allowed dust to penetrate under the clip and move on the switch. As a last attack by iFixit still added some sand on the keyboard. It seems that killing some keys and stop them from working.

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