Apple has released watchOS 3.1. You can update your Apple Watch via the Apple Watch app on your iPhone. According to Apple, watch OS 3.1 provides:
- A new option to replay bubble and full screen effects in Messages;
- Messages effects can play with Reduce Motion enabled;
- Fixes an issue that could cause the notification for Timer complete to be delivered twice;
- Resolves an issue that could prevent Apple Watch Series 2 from charging;
- Resolves an issue where Activity rings may disappear from the watch face;
- Fixes an issue that prevented Force Touch options from appearing in some third-party apps.