iOS 10.3.4 (build 14G61) is an official Apple over-the-air update for the iPhone 5 (GSM), released on 2019-07-22T17:07:53Z. The update package is 518.96 MB. This is a delta (partial) update that requires 10.0.1 already installed. This update is currently signed by Apple, so it can be applied from Settings › General › Software Update.

Payload file: 0e17a89362badb68ac09276608d884b6b488ba9e.zip.