iOS 9.9.16.6.1 (build 20G81) is an official Apple over-the-air update for the iPhone XS, released on 2023-09-07T18:00:00Z. The update package is 4.86 GB. This is a delta (partial) update that requires 12.1.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: e2bac15dc2a38e6d122923b9f5c7528425afa9b7.zip.