iOS 13.5.5 (build 17G5035d) is an official Apple over-the-air update for the iPhone 8 (GSM), released on 2020-06-01T18:09:09Z. The update package is 263.72 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: 716861393bc617ed631c924ae5fd3348c7f6d7a5.zip.