Download Odin v3.07 or a similar version (v3.04/v3.09) to flash the .tar.md5 firmware file.

Flashing firmware can wipe device data; use tools like Samsung Smart Switch or traditional cloud backups.

The firmware is an official Android 4.1.2 Jelly Bean update specifically designed for the Samsung Galaxy Trend (GT-S7392)

Install official Samsung USB drivers on your PC to ensure the device is recognized in Download Mode.

, also known as the Galaxy Fresh Duos. This firmware was primarily released for the Indian (INS/INU) and Bangladesh (TML) regions. Model Name: Galaxy Trend / Galaxy Fresh Duos (GT-S7392) Version: Android 4.1.2 Jelly Bean PDA/Build Number: S7392DDUAML1 Region: India, Bangladesh, Sri Lanka

Late 2013 (Exact dates vary by specific regional release)