https://wccftech.com/apple-releases-first-public-beta-of-macos-big-sur-11-3-and-watchos-7-4-download/

Today, Apple has seen fit to release the first public beta of macOS 11.3 and watchOS 7.4. The updates are now available for all and if you're enrolled in Apple's beta testing program, you can get your hands on it for free, macOS Big Sur 11.3, and watchOS 7.4 has a lot to offer to users, so it would be interesting for you to check it out for yourself. The new builds arrive two days after Apple seeded the first beta to developers. Let's dive in to see some more details on the public betas and how you can download them on your respective devices.

We will talk about macOS Big Sur 11.3 public beta 1 later on and before that, let's see how you can download and install watchOS 7.4 beta on your Apple Watch. The first thing that you have to do is install iOS 14.5 beta 1 on your iPhone. Once you do that, install the proper configuration profile from APpple's beta testing website. On your iPhone, head over to the dedicated Apple Watch app. watchOS 7.4 beta 1 will be available to download from there. Make sure that your Apple Watch has over 50 percent of battery life and plugged in.