Fire TV Stick 4K Max - 2nd Gen (2023)

Model AFTKRT. Fire OS 8.1.8.5 (RS8185/3879), build 33018554244, recorded Sep 15, 2026.

Firmware package identifier com.amazon.karat.android.os. This page preserves the metadata associated with one public firmware source record.

Original public source URL

FTVDB does not host, mirror, modify, proxy, or distribute this file. This record is public update metadata only.