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About This Update

iOS 11.3 (build 15E216) is an official Apple over-the-air update for the iPhone X (Global), released on 2018-03-29T17:11:26Z. The update package is 676.04 MB. This is a delta (partial) update that requires 11.2.6 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 63439c10962922e718b295b0a7b8e178bce1b45e.zip.

Direct URL

http://appldnld.apple.com/ios11.3/091-70698-20180329-8AF6CF62-29A7-11E8-B8FE-C4A9E5190979/com_apple_MobileAsset_SoftwareUpdate/63439c10962922e718b295b0a7b8e178bce1b45e.zip

Filename

63439c10962922e718b295b0a7b8e178bce1b45e.zip
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