iOS 9.9.17.4.1

iOS

Version

9.9.17.4.1

Build ID

21E236

File Size

5.61 GB

Release Date

2024-03-21T17:22:03Z

Update Type

Normal release

Delta update - requires 12.1.4 installed first.

Download OTA

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About This Update

iOS 9.9.17.4.1 (build 21E236) is an official Apple over-the-air update for the iPhone XS Max, released on 2024-03-21T17:22:03Z. The update package is 5.61 GB. This is a delta (partial) update that requires 12.1.4 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 62df0a96d80dc1910f7f6d7aae2874c5d6d0a850.zip.

Direct URL

https://updates.cdn-apple.com/2024WinterFCS/patches/052-73720/57FA43B4-A60D-438C-865B-6BC241B7E1F6/com_apple_MobileAsset_SoftwareUpdate/62df0a96d80dc1910f7f6d7aae2874c5d6d0a850.zip