Fire TV Stick 4K - 1st Gen (2018)
Model AFTMM. Firmware version details.
| Version Name | Fire OS 6.7.1.1 (NS6711/5908) |
| Version Code | 11644900484 |
| Uploaded | 2026-03-23 |
| Download URL | https://d1s31zyz7dcc2d.cloudfront.net/2026/3/23/9eb394a9-f384-4afe-a93d-f87c4cf85d1d/update-kindle-mantis-NS6711_user_5908_0011644900484.bin |
| MD5 | 0dffbc8cb4905b01d5a5fc3b73187a60 |