iOS 9.3.4 (build 13G35) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2016-08-04T17:08:18Z. The update package is 295.79 MB. This is a delta (partial) update that requires 9.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 53e70e7d420433e6a5e1d768814fa9bd22a03ccb.zip.