Apple® Watch Series 3 Software Update

watchOS® 5.2.1 is available from Apple. Learn about all the updates to watchOS 5.2.1 on Apple's website, including the impacts to your Apple Watch.

You can update over Wi-Fi, using the Watch app on your iPhone.

Before starting your watchOS update, please make sure:

  • Your battery is fully charged
  • You have a strong Wi-Fi signal

 Learn how to use your device

Apple, Apple Watch, watchOS and Apple Pay are registered trademarks of Apple Inc.
Apple Watch Series 3 requires an iPhone 6 or later with iOS 11.
Updated: 05/15/2019

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