FIRMWARE
Echo Show 5 - 1st Gen (2019)
- Fire OS 6.5.7.3 (NS6573/6558) (code 12853026436, bundle com.amazon.checkers.android.os)
https://d1s31zyz7dcc2d.cloudfront.net/2026/5/18/8b8f784f-ae30-4cd9-9636-d4faaf157a6e/update-kindle-checkers-NS6573_user_6558_0012853026436.bin