9to5Mac · July 7, 2026 — 15:56

Apple stops signing iOS 26.5.1 after critical security fix release

Apple stops signing iOS 26.5.1 after critical security fix release
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Apple is no longer signing iOS 26.5 and iOS 26.5.1, preventing downgrades to these software versions from newer releases. The move comes after a critical security fix was issued for iPhone last week.

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