iOS 18.6.1 & watchOS 11.6.1 bring Blood Oxygen monitoring to previously excluded Apple Watch Series 9, 10 & Ultra 2 modelsPosted onAugust 14, 2025August 21, 2025 By AdminLeave a comment on iOS 18.6.1 & watchOS 11.6.1 bring Blood Oxygen monitoring to previously excluded Apple Watch Series 9, 10 & Ultra 2 modelsApple released iOS 18.6.1 & watchOS 11.6.1 on Thursday to bring Blood Oxygen monitoring back to select devices.
