It improves the accuracy of workout routes through server-side processing of location data captured by Wear OS smartwatches. Google has released a new version of Google Play Services, bringing a useful improvement to Wear OS smartwatches along with a bunch of developer-oriented features. Health & Fitness [Wear] You’ll get more accurate workout routes through server-side processing of raw location measurements on Wear OS devices. System Management [Phone] Bug fixes for System Management & Diagnostics related services. You can update your phone to the latest Google System Services by heading to Settings > Google Settings > All Services > Privacy and Security > System Services.