iPadOS 9.1 (build 13B143) is an official Apple over-the-air update for the iPad mini (GSM), released on 2015-10-21T17:15:50Z. The update package is 187.96 MB. This is a delta (partial) update that requires 9.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d0a4cc3afab8f4afdd6b7f0059b1f77b42deaea6.zip.