Go for a swim with Apple Watch
Start a swimming workout
Open the Workout app on your Apple Watch.
Choose Open Water Swim or Pool Swim.
To pause or resume your swim, press the Digital Crown and side button at the same time.
When you start a swimming workout, your Apple Watch automatically locks the screen with Water Lock to avoid accidental taps. When you’re out of the water to rest or because you’ve finished your workout, turn the Digital Crown to unlock the screen and clear any water from the speaker. You hear sounds and may feel some water on your wrist.
The Apple Watch Series 1 and Apple Watch (1st generation) aren’t suitable for swimming. See Important handling information for Apple Watch.
View your swimming workout summary
Unlock your Apple Watch, then tap End.
The pool swim workout automatically tracks your sets and when you rest. The summary on your Apple Watch displays the kinds of strokes you used and the total distance you swam. You can find the pace for each set in the workout summary on your iPhone.
Manually clear water after swimming
Touch and hold the bottom of the screen, swipe up to open Control Center, then tap .
Turn the Digital Crown to unlock the screen and clear water from the speaker.