FTVDB

Echo Dot 2nd Gen (2016)

Model AEOBC. Fire OS 6.5.7.1 (NS6571/6193), build 12584497540, recorded Oct 26, 2025.

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

Version Name Fire OS 6.5.7.1 (NS6571/6193)
Version Code 12584497540
Uploaded 2025-10-26
MD5 9e33f29dd5eeb13aca7e8da33c106d5d

Original public source URL

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https://d1s31zyz7dcc2d.cloudfront.net/2025/10/26/a401e338-9075-4d9f-8f97-b5060ba1830a/update-kindle-biscuit_puffin-NS6571_user_6193_0012584497540.bin Open source URL