Echo Input (2018)
Model AEOCK. Fire OS 6.5.7.1 (NS6571/6173), build 12584492420, recorded Oct 5, 2025.
Firmware package identifier com.amazon.cupcake.android.os. This page preserves the metadata
associated with one public firmware source record.
| Version Name | Fire OS 6.5.7.1 (NS6571/6173) |
| Version Code | 12584492420 |
| Uploaded | 2025-10-05 |
| MD5 | df6c56f5c08b24b04d4d57571044bfaa |
Original public source URL
FTVDB does not host, mirror, modify, proxy, or distribute this file. This record is public update metadata only.
https://d1s31zyz7dcc2d.cloudfront.net/2025/10/5/44412533-0ac6-455f-ba97-a17e82864957/update-kindle-cupcake-NS6571_user_6173_0012584492420.bin Open source URL