Did you get a new iPhone?
Here’s how topair an Apple Watch to a new iPhone.
How Do I Connect My iPhone to My Watch?

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Put the Apple Watch on your wrist.
Turn it on by holding down the side button, not the crown.
Hold the watch close to the iPhone.

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When the setup prompt appears on the iPhone, tapContinue.
An animation appears on the Apple Watch.
Using the iPhone camera, align the animation in the frame on the iPhone screen.

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This pairs the watch to the iPhone.
Now that your Apple Watch and iPhone are paired, here’s some help onsetting up your Apple Watch.
How Do I Manually Pair My Apple Watch?

In that case, take these actions:
Tap theion the watch.
On the iPhone, tap the name of the watch displayed on the watch.
On the iPhone, enter the 6-digit code displayed on the watch.
The Apple Watch and iPhone are now paired and you could complete the setup.
Why Is My Apple Watch Not Pairing With My iPhone?
When you wear your Apple Watch near your iPhone, it will automatically unlock.
Alternatively, go to your Apple Watch configs and tapPasscode>Unlock with iPhone.
Toresync your Apple Watch with your iPhone, go toWatch>General>Reset>Reset Sync Data.
If that doesn’t work,unpair your Apple Watchand re-pair it with your iPhone.
If your iPhone is within range, it will make a sound.
it’s possible for you to alsofind your Apple Watch with your iPhone.