Apple slips out a quiet iOS 26 beta 1 update with a new build

Apple pushed a surprise update to iOS 26 beta 1 that hints at under-the-hood changes without explaining what's new.
There's a new version of iOS 26 beta 1 for developers
Apple has issued a silent update to the first developer beta of iOS 26, changing the build number from 23A5260n to 23A5260u without publishing new release notes. The update appears to be a minor revision rather than a full beta 2 release.The new build began appearing on some devices on June 12, just three days after iOS 26 beta