iOS 11.3.1

iOS

Version

11.3.1

Build ID

15E302

File Size

681.39 MB

Release Date

2018-04-24T17:09:40Z

Update Type

Normal release

Delta update - requires 11.2.2 installed first.

Download OTA

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About This Update

iOS 11.3.1 (build 15E302) is an official Apple over-the-air update for the iPhone X (GSM), released on 2018-04-24T17:09:40Z. The update package is 681.39 MB. This is a delta (partial) update that requires 11.2.2 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 c53461bb9ed6ac3eb53696496313d044fa7d4f4d.zip.

Direct URL

http://updates-http.cdn-apple.com/2018/ios/091-78116-20180419-6D61E2E2-4064-11E8-A6B8-A2E6FBE594B0/com_apple_MobileAsset_SoftwareUpdate/c53461bb9ed6ac3eb53696496313d044fa7d4f4d.zip