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iOS 26 Beta 4 Restores Liquid Glass UI and Reintroduces AI Notification Summaries

Posted to developers on July 22, this update precedes a public beta version expected by the end of July.

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iOS 26 in beta is almost here
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Overview

  • Apple released iOS 26 Beta 4 to developers on July 22, marking the final developer preview before a wider public beta.
  • The update restores the full-transparency Liquid Glass interface reversed in the previous beta, reviving interactivity with underlying content.
  • AI-generated notification summaries for News & Entertainment apps have returned with a prominent red disclaimer warning users to verify information.
  • Beta 4 also introduces subtle UI refinements including a tweaked Camera app icon, new Call Screening controls and improved Notification Center legibility.
  • A public beta of iOS 26 is expected later this month, paving the way for a full release in September alongside the iPhone 17 launch.