iOS 15.7.4

iOS

Version

15.7.4

Build ID

19H321

File Size

3.12 GB

Release Date

2023-03-27T17:12:52Z

Update Type

Normal release

Delta update - requires 13.6 installed first.

Download OTA

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About This Update

iOS 15.7.4 (build 19H321) is an official Apple over-the-air update for the iPhone 6s+, released on 2023-03-27T17:12:52Z. The update package is 3.12 GB. This is a delta (partial) update that requires 13.6 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 bc2d3a1dde8084dc44bb464d1929a1e4879e7d6e.zip.

Direct URL

https://updates.cdn-apple.com/2023WinterFCS/patches/032-47995/6B1CC5BD-5C48-4487-9AE2-4996F38F73CA/com_apple_MobileAsset_SoftwareUpdate/bc2d3a1dde8084dc44bb464d1929a1e4879e7d6e.zip