Unable to enable AFib history on Apple Watch 7

What happens when you try? IS there an error message? Several things are necessary if you are to track AFib. Please check this list. There is more detail in the link below.

• You must have a physician diagnosis of AFib.
• Update your iPhone to the latest version of iOS and Apple Watch to the latest version of watchOS. (Sounds like you did this._
• You must wear your Apple Watch at least 12 hours a day for 5 days a week to consistently receive estimates.
• Heart Rate and Wrist Detection must be enabled on your Apple Watch.
• AFib History is not intended for use by people under 22 years old.

Track your AFib History with Apple Watch - Apple Support

Thank you for clarifying, Nancy. If the article did not help, the next step would be to contact Apple Support directly, or make an appointment at your local Apple Store Genius Bar.

Official Apple Support

Genius Bar Reservation and Apple Support Options - Apple