iOS 11.0 (build 15A5304j) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-06-26T16:53:19Z. The update package is 370.48 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: dcb7c00e281c898629bae940812f235a8a56f113.zip.