If you own an Apple Watch Series 9, Series 10, or Ultra 2 Apple Watch, you can now download an update for access to Blood Oxygen monitoring. On your iPhone, open the Watch app, tap General > Software Update, and look for watchOS 11.6.1. Also, go to Settings > General > Software Update and look for iOS 18.6.1. This new update will allow you to start a Blood Oxygen monitoring session on the Apple Watch, and the data will sync with your iPhone. The Respiratory section on your Apple Health app will provide a full breakdown of the results. #applewatch #healthtech #techtips #technews Like what you're reading? Don't miss out on our latest stories. Add PCMag as a preferred source on Google. 🏅