FIRMWARE
Echo Show 8 - 1st Gen (2019)
- Fire OS 6.5.7.3 (NS6573/6558) (code 12853026436, bundle com.amazon.crown.android.os)
https://d1s31zyz7dcc2d.cloudfront.net/2026/5/18/27b286a8-fbf1-45ee-b8c0-f9fd3d0cf38a/update-kindle-crown-NS6573_user_6558_0012853026436.bin