iPadOS 10.3.3 (build 14G60) is an official Apple over-the-air update for the iPad 4 (GSM), released on 2017-07-19T16:58:33Z. The update package is 28.36 MB. This is a delta (partial) update that requires 10.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d41cba6f0407ef20bfcfb2b72e692af6f03e5410.zip.