How to download watchOS 3 developer beta 4 to your Apple WatchInstalling the watchOS 3 beta is more complex than an iOS or macOS beta, but it's also for developers only.
Update August 1, 2016: Apple has just released watchOS beta 4 for developers. If you already have watchOS beta 3 installed, proceed to the Watch app on your iOS 10 beta 4 iPhone and download away. If you've been waiting for beta 4 to get in on watchOS 3, keep reading and we'll walk you through the set up!
There's yet to be a public beta for watchOS the way there has been for iOS and OS X, and that's okay — the process for installing the software is more complicated, and really meant for developers only. You need to install a certificate on your Apple Watch, then download the software to your iPhone running iOS 10 beta, transfer it across, and get it up and running. It's not hard, but it does take patience and you may have to troubleshoot.
Apple's 2016 software updates — iOS 10, watchOS 3, tvOS 10, and macOS Sierra — are currently available as closed developer previ...
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How to download watchOS 3 developer beta 4 to your Apple Watch
