If you're moving on to a new Apple Watch, selling your current one or fixing some software hiccups, you'll probably need to disconnect it from your iPhone. Apple calls this unpairing; it's the step that wipes your watch, breaks the connection to your phone and removes Activation Lock so the next person can use it. The good news is that unpairing is straightforward whether you have your iPhone nearby or not. Here's how it works, along with why you might want to disconnect your watch in the first place.How to disconnect Apple Watch using your iPhoneThe simplest way to unpair your Apple Watch is through your iPhone.