To pair an Apple Watch with your iPhone, you'll need to have the latest version of iOS installed on your iPhone.

Discover why your Apple Watch stops charging at 80% and how optimized battery charging protects your device’s battery health.

With its always-on display, bigger and better-performing battery, fast charging, improved scratch resistance, new health ...

You can easily use Siri on an Apple Watch through a voice command or by holding the digital crown. Here's how to do both.

As per Apple, the new hypertension detection feature on the Apple Watch "works passively in the background" and assesses readings over a rolling 30-day period. If something does seem amiss, you'll see ...

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a ...