iOS 26 beta 4 is out now for iPhones on the developer beta release cycle. Below we’re collecting all of the iOS 26 beta 4 changes compared to the previous version.
iOS 26 beta 4 changes
First up, we know there are a few design changes coming in macOS Tahoe 26. This includes a redesigned Music app that now reflects the look of the Podcasts app. Specifically, the sidebar now reacts to content beneath it rather than being a separate part of the window.
Here is the Music app on macOS26 Beta 3 vs Beta 4!
Credit to @xezrunner who installed it before it got pulled! pic.twitter.com/1e4BTdLfou — Minimal Nerd (@minimalnerd1) July 21, 2025
Notifications have also been redesigned on the Mac to reflect the new look from iOS 26.
Notifications on macOS26 Beta 3 vs Beta 4!
Credit to @xezrunner who installed it before it got pulled! pic.twitter.com/hbhWQJciLB — Minimal Nerd (@minimalnerd1) July 21, 2025
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