The Apple Watch has ... to access all of the sleep-related features of your Watch and iPhone. (Three of them are on the phone ...

And don’t worry about the Apple Watch not tracking sleep if you ... Watch’s Silent Mode is enabled via the Control Center. Press the side button and tap the bell icon to adjust this.

as long as you wear your Apple Watch at night, Sleep++ will use its sensors’ data to build an estimate of your night’s sleep. There’s no need to install an app on the Watch or manually activate a ...