Fire TV Stick 4K - 2nd Gen (2023)
Model AFTKM. Firmware version details.
| Version Name | Fire OS 8.1.6.6 (RS8166/3482) |
| Version Code | 30736751236 |
| Uploaded | 2026-02-25 |
| Download URL | https://d1s31zyz7dcc2d.cloudfront.net/2026/2/25/ee2d8058-44d8-4716-a0cb-d66b33d2f0d7/update-kindle-karat-RS8166_user_3482_0030736751236.bin |
| MD5 | 705312e9b8f98e6e9b008e9cca89f438 |