Apple today provided developers with the third betas of upcoming watchOS 26.4, tvOS 26.4, and visionOS 26.4 betas for testing purposes. The software comes a week after Apple released the second betas.

The software updates are available through the Settings app on each device, and because these are developer betas, a free developer account is required.
watchOS 26.4 adds a new Average Bedtime metric to the sleep features that sync to the health app, so you can better keep an eye on how bedtime impacts…

![[CITYPNG.COM]White Google Play PlayStore Logo – 1500×1500](https://startupnews.fyi/wp-content/uploads/2025/08/CITYPNG.COMWhite-Google-Play-PlayStore-Logo-1500x1500-1-630x630.png)