
The release-candidate notes for iOS 26.4 set expectations for the public launch, which proceeded as planned. A subsequent 26.4.1 minor update for iPhone 11 and newer addressed unspecified bugs and included two particular fixes, reinforcing that Apple is issuing targeted patches after major releases. The release notes also encompassed the revamped Apple Wallet boarding pass experience from iOS 26, and that feature is now supported by all four major U.S. airlines, demonstrating rapid partner uptake after the RC and release.
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