iOS 9.9.10.3.2 (build 14F89) is an official Apple over-the-air update for the iPhone 5s (GSM), released on 2017-05-15T17:02:40Z. The update package is 1.13 GB. This is a delta (partial) update that requires 9.3.4 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f615dd88a224f89254b1b2bb61ae28c5b8d4533f.zip.