Fire TV Stick 4K Max - 1st Gen (2021)
Model AFTKA. Firmware version details.
| Version Name | Fire OS 7.7.1.3 (PS7713/5443) |
| Version Code | 35334210436 |
| Uploaded | 2026-04-09 |
| Download URL | https://d1s31zyz7dcc2d.cloudfront.net/2026/4/9/1285306b-9570-4e34-950d-60940f84014b/update-kindle-kara-PS7713_user_5443_0035334210436.bin |
| MD5 | fe30a8c7af93bbcf848905794c60ddf7 |