iOS 9.9.10.3.4 (build 14G61) is an official Apple over-the-air update for the iPhone 5 (GSM), released on 2019-07-22T17:07:51Z. The update package is 1020.62 MB. This is a delta (partial) update that requires 9.2.1 already installed. This update is currently signed by Apple, so it can be applied from Settings › General › Software Update.

Payload file: efaf0956aa87d5d4ff557c87236ce33f0ed7f955.zip.