Apple watchOS 7.3 update brings ECG to more countries, Unity watch faces

Michail, 26 January 2021

The latest software update for Apple’s Watch line dubbed watchOS 7.3 will be available to download later today. It brings a new Unity watch face collection that pays homage to the Pan-African flag which ties in with Apple’s Black History Month initiatives.

Apple watchOS 7.3 update brings ECG to more countries, Unity watch faces

In addition, the new update unlocks the electrocardiogram (ECG) and irregular heart rate rhythm features for Apple Watch Series 4 and above in Japan, Mayotte, the Philippines, and Thailand.

Apple Fitness+ subscribers can also expect to see the new Time to Walk feature which helps you relax on walks with cameos from celebrities. Other updates include performance improvements and bug fixes for Control Center and Notification Center.

watch OS 7.3 release notes:

  • Unity watch face inspired by the colors of the Pan-African Flag, the shapes change throughout the day as you move creating a face that’s unique to you.
  • Time to Walk for Apple Fitness+ subscribers - an audio experience in the Workout app where guests share inspiring stories as you walk.
  • ECG app on Apple Watch Series 4 or later in Japan, Mayotte, Philippines, and Thailand.
  • Irregular heart rhythm notifications in Japan, Mayotte, Philippines, Taiwan, and Thailand.
  • Fix for an issue where Control Center and Notification Center may be unresponsive when Zoom is enabled.



Reader comments

  • Ivo
  • 16 Apr 2021
  • ntk

It’s even better, so the watch will monitor a irregular heart rate and not tell me about it so I can die later. Thanks apple! Also I am not that sure how this can’t be put on agreement if it’s not tied to reporting to medical institution and just kee...

  • Anonymous
  • 12 Feb 2021
  • th7

I’m from the PH, i already installed the ECG app for the new update of watch OS 7.3. I’m using apple watch series 4. You also need to update your iPhone iOS to 14.4 to install the ECG app. Hope this helps. :)

  • JFC
  • 04 Feb 2021
  • bJ%

same - not working in Thailand!! :(

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