How to activate your Apple Watch Series 3
You need to activate your Apple Watch before using it for the first time and after a factory reset.
Place your Apple Watch next to your phone.
On your phone: Press Watch.
On your phone: Press Start Pairing and follow the instructions on your phone to place the watch face in the middle of your phone's camera viewfinder.
On your phone: When this screen is displayed, your Apple Watch is connected to your phone.
On your phone: Press Set Up as New Apple Watch.
On your phone: Press the required setting and select on which wrist you want to wear the watch.
On your phone: Press Agree.
On your phone: Press Agree.
On your phone: Press Enter Password.
On your phone: Key in the password for your Apple ID and press Next.
On your phone: Press Enter Password.
On your phone: Key in the password for your iTunes account and press Next.
On your phone: Press OK.
On your phone: Follow the instructions on the screen to turn on the phone lock code or press Don't Add Passcode.
On your phone: Press Continue.
On your phone: To set up mobile data on your Apple Watch, press Set Up Mobile Data and follow the instructions on the screen to finish setting up your Apple Watch.
On your phone: To set up mobile data on your Apple Watch later, press Skip This Step.
See how to set up mobile data on your Apple Watch later after activation.
On your phone: Press Install All to install compatible apps from your phone on your Apple Watch. Wait a moment while the apps are installed.
On your phone: Press OK to finish the activation.