https://support.apple.com/keyboard-service-program-for-mac-notebooks https://support.apple.com/keyboard-service-program-for-mac-n... The page says it applies f

https://support.apple.com/keyboard-service-program-for-mac-notebooks https://support.apple.com/keyboard-service-program-for-mac-n... The page says it applies for "4 years after the first retail sale", but in practice they seem willing to replace covered models older than the cutoff. If you've got broken keys, might as well take it in to see if they'll replace the keyboard for free.