iOS 14.8.1 (build 18H107) is an official Apple over-the-air update for the iPhone 12 mini, released on 2021-10-26T17:00:00Z. The update package is 177.14 MB. This is a delta (partial) update that requires 14.8 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: ea37c7cebb226cd45a414a97e193291696a221f4.zip.