Wear OS 4 Developer Preview is here! Try it out on the official emulator.

Release notes

Welcome to Wear OS 4 Developer Preview! The latest version of Wear OS 4 Developer Preview—released on May 10, 2023—has the following properties and support:

  • Build: TWD3.230425.001.E2
  • Emulator support: 64-bit only; supports x86-64 and arm64-v8a ABIs

This first release is for developers only, to help with early development, testing, and feedback. Wear OS 4 Developer Preview is an early baseline build that's still in active development.

As with previous versions, Wear OS 4 includes behavior changes to help improve performance, battery life, security, and privacy. In some cases, these changes can affect apps until they are updated to support Wear OS 4, so you might see impacts ranging from minor issues to more significant limitations. In general, most apps, APIs, and features, but review any known issues and test your app to get a better idea of what to expect.

How to get Wear OS 4 Developer Preview

Set up the Wear OS emulator using the latest preview version of Android Studio, which is Android Studio Hedgehog.

General advisories

Be aware of these general advisories about the release:

  • This release might have various stability, battery, or performance issues.
  • For users with accessibility needs, this release might not be appropriate for daily use.
  • Some apps might not function as expected when running on this release. This limitation includes Google's apps as well as other apps.

Get support

Two primary support channels are available to you when developing and testing with Wear OS 4 Developer Preview. The channel you should use to get support depends on where you are encountering your issue.

  • Support for device-specific issues, system issues, and issues with Google apps: Use the Issue Tracker to create new issues and to view and track issues that you and other developers have submitted.

    Before creating your own issue, check the known issues listed on this page and search the lists of top open issues and recently created issues to see if someone else has already reported it. You can subscribe and vote for an issue by clicking star this issue .

  • Support for issues with other apps: Contact the app developer directly.

Emulator release notes

The latest version of Android Studio emulator introduces support for the Wear OS 4 Developer Preview. This version of the emulator has the following apps pre-installed:

Known issues

Based on our testing, you might encounter the following issues when using the Wear OS 4 Developer Preview. These issues are already known, so there's no need to file additional reports for similar issues.

  • High latency can occur when choosing a new watch face.