iOS 13.5.5 (build 17G5035d) is an official Apple over-the-air update for the iPhone 11 Pro Max, released on 2020-06-01T18:09:18Z. The update package is 223.18 MB. This is a delta (partial) update that requires 13.5 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 270ecf64d626a113d53459ad2aee4e8f1aae2720.zip.