: Place the extracted firmware file (usually named allinstall.bin or upgrade_loader.pkg ) into the root directory of the USB (not inside any folders). Flash the TV : Unplug the TV from the power outlet. Insert the USB drive into the TV's USB port.

Before downloading or installing, verify your TV's (often printed on the green PCB inside the TV, e.g., TP.MS338.PB801 or similar). Installing the wrong firmware version can permanently "brick" your television. How to Find and Use Part 02

: Since there is no central "Rosso" official website, these files are typically hosted on community forums or technician databases like Zelrose or High Tech Info .

: Once all parts are downloaded, right-click "Part 01" and select "Extract Here" using WinRAR or 7-Zip. This will automatically pull the data from Part 02 to recreate the full .bin or .img firmware file. Installation Steps via USB

: Use a drive (8GB or 16GB) formatted to FAT32 .

Release when the "Software Updating" progress bar appears on the screen.

If your TV is not booting correctly, follow these standard steps: