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Echo Input (2018)

Model AEOCK. Fire OS 6.5.7.3 (NS6573/7595), build 13054618500, recorded Jul 3, 2026.

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

Version Name Fire OS 6.5.7.3 (NS6573/7595)
Version Code 13054618500
Uploaded 2026-07-03
MD5 a621855b68a8fecaadb3757077371202

Original public source URL

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https://d1s31zyz7dcc2d.cloudfront.net/2026/7/3/1daecb10-dfd5-4c8b-8d91-1b814202e222/update-kindle-cupcake-NS6573_user_7595_0013054618500.bin Open source URL