If you’re running the iOS 26.3 beta, Apple has just released a new security update you can install. But there’s a catch: rather than including fixes, the update is simply testing out a new system. Here are the details.
iOS 26.3 security update tests new ‘Background Security Improvements’ system

A new year is here, and we’re expecting fresh betas for iOS 26.3, iPadOS 26.3, and more any day now.
But today, as spotted by Aaron Perris, Apple shipped a different kind…

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