iOS 9.9.18.4.1

iOS

Version

9.9.18.4.1

Build ID

22E252

File Size

6.42 GB

Release Date

2025-04-16T17:29:25Z

Update Type

Normal release

Delta update - requires 12.1 installed first.

Download OTA

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About This Update

iOS 9.9.18.4.1 (build 22E252) is an official Apple over-the-air update for the iPhone XS Max, released on 2025-04-16T17:29:25Z. The update package is 6.42 GB. This is a delta (partial) update that requires 12.1 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 ae43afdf570675bac4f5f2a34ecb79839112eb7c.zip.

Direct URL

https://updates.cdn-apple.com/2025SpringFCS/patches/082-31590/2AA3069B-41DE-4A79-87AC-6D62768C9C19/com_apple_MobileAsset_SoftwareUpdate/ae43afdf570675bac4f5f2a34ecb79839112eb7c.zip