Apple seeds watchOS 7.3 Update with new Unity watch face, Time to Walk, and More

Just a few days ago, Apple released watchOS 7.3 release candidate for Apple Watch. Now Apple has started seeding watchOS 7.3 update to the public. The new update brings Unity watch face, Time to Walk for Apple Fitness+, ECG app support for other regions, and a few other features. You can simply update your Apple Watch to the watchOS 7.3 public to get access to the new features. Here’s everything you need to know about watchOS 7.3 Update.

watchOS 7.3 update is sowing with 18S801 build number and weighs only 120MB of download size. As always, the update is available for Apple Watch Series 3 and later models. It’s an incremental update over the watchOS 7.2 that brings a number of new features. Any Apple Watch user can update to the newer build freely and taste the new features.

Talking about the changes, then watchOS 7.3 update packs a slew of new features, a new watch face, named as Unity watch face, Time to Talk workout for Apple Fitness+ subscription users, ECP app and Irregular heart rhythm notifications support to more countries, along with a few bug fixes. Other than that, it also packs the features of watchOS 7.2. Here you can check the complete changelog before downloading the update over-the-air to your Apple Watch.

watchos 7.3 update

watchOS 7.3 Update – What’s New

  • 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.

Download watchOS 7.3 Update

As always, if you want to update your Apple Watch to the watchOS 7.3 final build, then make sure to update your iPhone to the latest iOS 14.4 update or iPadOS 14.4 update. If your iPhone is running on the newer build, then you can simply follow the below steps to get the access to the new features.

Note: You’ll not lose any data if you update your Apple Watch through the airborne update (aka OTA).


  • Make sure that your Apple Watch is charged to at least 50% and connected to the charger.
  • Make sure that your iPhone is connected to Wi-Fi.
  • Make sure that your iPhone is running on iOS 14.4.

How to install watchOS 7.3 Update on Apple Watch

  1. At first, open the Apple Watch app on your iPhone.
  2. Tap on My Watch.
  3. Then click on General > Software Update Download and Install.
  4. Enter the password for confirmation.
  5. Tap on Agree to the terms and conditions.
  6. Once done, tap on install.
  7. That’s it.

That’s it. Now you can start using your Apple Watch running on watchOS 7.3 update.

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Haneet Singh

Haneet is the Founder and Editor-In-Chief of YTECHB. He has a huge passion for tinkering with latest smartphones, wearables, smart home devices, smart TVs, and more. As an avid Apple Ecosystem user, he loves customizing his iPhone and iPad to suit his needs. For tips, you can connect Haneet at In 2019, Haneet and the YTECHB team exclusively shared the wallpapers of iPhone 11 right before the launch event. In 2020, Haneet alongside his team members shared exclusive renders and official photos of two Samsung Galaxy smartphones - the Galaxy M11, and Galaxy M21. Later, the YTECHB team leaks information about Motorola's feature phones and Razr 3. In the last few months, our team shared Galaxy S24 Ultra leaks and more. You may come across with our work getting mentioned in The Times of India, India Today, Hindustan Times, NDTV, TechRadar, Digital Trends, Yahoo News, GSMArena, Android Authority, Android Central, Android Headlines, SamMobile, XDA, 9to5Google, and many other publications. He works across news, updates, features, guides, and more. If YTECHB writes about it, you can expect him to be involved in some way.

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