OTA Update 12.1 (build 16B92) is an official Apple over-the-air update for the iPod touch 6, released on 2018-10-30T17:18:11Z. The update package is 1.21 GB. This is a delta (partial) update that requires 11.0.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9ca91ed0d350051507625254fc82701991667dab.zip.