When you need to change which iPhone your Apple Watch is paired with or vice versa, you'll need to know the correct way to unpair your Apple Watch while still preserving your personal information.

There are a few occasions when you might need to unpair your Apple Watch from your iPhone. When you get a new iPhone or Apple Watch you'll need to update your paired devices to include the new devices without leaving personal data on the old iPhone or watch. Read on to learn how to unpair an Apple Watch from an iPhone safely and easily.
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How to Unpair an Apple Watch from an iPhone
- Open the Watch app on your iPhone.
- From the My Watch tab, tap on All Watches in the upper-left corner.
- Tap on the orange info icon next to your Apple Watch.
- Select Unpair Apple Watch.
- Tap Unpair [Name] Apple Watch.
- Enter your Apple ID Password, and confirm by tapping Unpair in the upper-right corner.
A screen will appear letting you know that your iPhone is unpairing from your Apple Watch. While it does this, it'll ensure that your data is synced as well. And now you know how to unpair an Apple Watch from your iPhone! If you are thinking of selling your Apple Watch, you will also need to perform a factory reset.