HomeKit Changes HomeKit HMCharacteristicDefines.h Removed HMCharacteristicValueLockMechanism Added HMCharacteristicValueLockMechanismLastKnownAction Added HMCharacteristicValueLockMechanismLastKnownActionSecuredUsingPhysicalMovement Added HMCharacteristicValueLockMechanismLastKnownActionUnsecuredUsingPhysicalMovement HMCharacteristicMetadata.h Added HMCharacteristicMetadataUnitsSeconds HMError.h Added HMErrorCodeCannotUnblockNonBridgeAccessory Added HMErrorCodeDeviceLocked Sending feedback… We’re sorry, an error has occurred. Please try submitting your feedback later. Thank you for providing feedback! Your input helps improve our developer documentation. How helpful is this document? * Very helpful Somewhat helpful Not helpful How can we improve this document? Fix typos or links Fix incorrect information Add or update code samples Add or update illustrations Add information about... * * Required information To submit a product bug or enhancement request, please visit the Bug Reporter page. Please read Apple's Unsolicited Idea Submission Policy before you send us your feedback.