An internal Apple repair document obtained by MacGeneration appears to be the most direct evidence yet that the silicone covers found underneath each keycap in the 2018 MacBook Pro really is intended to make the keyboard more reliable, rather than ‘quieter’ as Apple marketed it.
In an article targeted at repair technicians, Apple writes ‘the keyboard has a membrane under the keycaps to prevent debris from entering the butterfly mechanism’. It also explains that spacebar design has changed and will require a new repair process.
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