iOS 18.7.8

iOS

Version

18.7.8

Build ID

22H352

File Size

6 GB

Release Date

2026-04-22T17:23:55Z

Update Type

Normal release

Delta update - requires 14.8 installed first.

Download OTA

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About This Update

iOS 18.7.8 (build 22H352) is an official Apple over-the-air update for the iPhone 12, released on 2026-04-22T17:23:55Z. The update package is 6 GB. This is a delta (partial) update that requires 14.8 to already be installed on the device - it cannot be applied from scratch. This update is no longer signed by Apple, meaning it can no longer be downloaded and applied on-device through Settings.

The OTA payload file is 2978dc98b4548f50b609ad135b83027ad97da62b.zip.

Direct URL

https://updates.cdn-apple.com/2026WinterFCS/patches/122-59058/09EFCB88-A1D8-4D85-81BC-3A6CE1599869/com_apple_MobileAsset_SoftwareUpdate/2978dc98b4548f50b609ad135b83027ad97da62b.zip