Kindle Basic 4 (2022)
Model BASIC4-2022. 5.18.5, build 4546020025, recorded Sep 16, 2025.
Firmware package identifier com.lab126.eink.cava.os. This page preserves the metadata
associated with one public firmware source record.
| Version Name | 5.18.5 |
| Version Code | 4546020025 |
| Uploaded | 2025-09-16 |
| MD5 | 9cb34ff9a171d7759f7bd6362a367305 |
Original public source URL
FTVDB does not host, mirror, modify, proxy, or distribute this file. This record is public update metadata only.
https://s3.amazonaws.com/firmwaredownloads/update_kindle_11th_5.18.5.bin Open source URL