iOS 13.0 (build 17A5508m) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2019-06-17T17:04:39Z. The update package is 2 GB. This is a delta (partial) update that requires 12.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b466b24914ff18f9fda61df6855f31bc59b16dfa.zip.