iOS 9.9.14.3 (build 18C6066) is an official Apple over-the-air update for the iPhone 6s+, released on 2020-12-14T18:12:46Z. The update package is 3.51 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d291de614615b12d21a95e6e26e2c5ad7f1bc824.zip.