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Apple has unexpectedly halted the rollout of its most recent iOS updates for a wide range of older iPhone and iPad models, just days after their release.
The move effectively blocks users from installing the updates, even if they still appear in the Software Update section of their devices.
On Monday, Apple released iOS 18.7.4, iOS 16.7.13, iOS 15.8.6, and iOS 12.5.8, targeting older iPhone models no longer receiving major iOS updates.
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Corresponding iPadOS versions were also issued, with the updates designed to maintain core system functionality and address issues like emergency call failures.
However, by Wednesday, the company stopped signing the new software versions—rendering them inaccessible for installation.
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Why It Matters
The updates were important for maintaining services like iMessage, FaceTime and Apple Account sign-in on aging devices.
According to Apple's release notes cited by MacRumors, the primary purpose of the updates was to replace an expiring security certificate. Without it, several core services would become unusable by January 2027.
The abrupt reversal left users concerned and unclear about what prompted Apple to disable the installations.
Though Apple has not publicly explained the decision, past instances have shown the company pulling updates due to technical flaws before issuing revised versions.
What To Know
Among the affected iPhones are the iPhone SE (1st and 2nd generation), iPhone 5s through iPhone 12 series, and several iPad models, including early iPad Air, iPad mini, and 1st generation iPad Pro devices.
A major clue emerged from Telstra, Australia’s largest telecommunications provider.
In a support document, the company revealed it's working with Apple to address an issue preventing some older iPhones from connecting to its network. This includes a failure to make emergency calls to 000, Australia’s emergency number.
"We're currently investigating an issue preventing some older Apple devices from connecting to our network, including calls to 000. We're working on this as a priority with Apple," Telstra said.
What People Are Saying
Commenters on Reddit's r/apple forum discussed the news, with one writing, "Well, this explains why I'm getting the 'unable to verify update' message trying to install 16.7.13 on older devices..."
"RIP to my iPhone 11," another user quipped. "It lived a long, 15-minute life."
One individual, however, pointed out: "Unless you have a dedicated team managing your cybersecurity matters, everyone should be on the latest version anyway."
What’s Next
Apple has not yet indicated when—or if—the updates will be reissued.
iOS 26.2.1 remains available and unaffected, and the company typically resumes signing updates after bugs are corrected.
For now, Telstra has advised affected customers to delay any software updates until further notice.
Newsweek has reached out to Apple for comment via email.
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