iFixit has shared a significant discovery in the midst of their iconic hardware teardown: the 2018 MacBook Pro keyboard includes a ‘thin, silicone barrier’ under each key. While this may be used to make typing quieter compared to previous versions, it may also be practical for keeping debris from positioning under keys.
New MacBook Pro Keyboard Features Thin Silicone Barrier Under Its Keycaps [Video]
The keyboard on the new MacBook Pro features a thin rubberized layer under its keycaps that prevents dust and debris from getting into the butterfly mechanism, reports iFixit. Apple recently instituted a keyboard repair program after numerous complaints about the butterfly keyboard mechanism used by previous generation MacBooks. Customers found that keyboard was prone to failure, often due to dust or debris that became lodged under the keys