Apple today seeded the fourth beta of an upcoming watchOS 10 update to developers for testing purposes, with the software update coming two weeks after the third beta.
To install the watchOS 10 update, developers will need to open the Apple Watch app, go to the Software Update section under "General" in Settings, and toggle on the watchOS 10 Developer Beta. Note that an Apple ID linked to a developer account is required.
Once beta updates have been activated, watchOS 10 can be downloaded under the same Software Update section. To install software, an Apple Watch needs to have 50 percent battery life and it must be placed on an Apple Watch charger.
watchOS 10 adds a whole new widget-focused interface. You can access a widget stack from any watch face using the Digital Crown, swiping through them to get to relevant information. Control Center can be activated from any app by pressing the side button, and these new quick access controls are meant to let