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 283.87 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: caf1f8738bee73525b198c9949a469dec3fd49c7.zip.