Activation lock

See Turn off Activation Lock https://support.apple.com/en-us/HT201441 and

About Activation Lock on your Apple Watch https://support.apple.com/en-us/HT205009

If you can't turn the activation lock off and want to make it functional, you'll need to contact Apple support and have your purchase receipt with the watch serial number on it. See these support options:

Get a call from Apple support to help solve your problem using this link https://getsupport.apple.com/?caller=kbase&PGF=PGF63005&category_id=SC0245&symptom_id=23362

Apple ID Support https://support.apple.com/apple-id

Apple ID account security for country-specific and region-specific help https://support.apple.com/en-us/HT204169

Get Support: We’re here to help  https://getsupport.apple.com/. Go through the options to find the best support option.

Use Apple's iForgot service, or contact their Account Security team, or if you’re the watch's original owner, supply Apple with its purchase receipt and ask them to remove the lock.

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