The .rar file contains the system software (firmware) needed to repair "stuck on logo" issues, boot loops, or software corruption in the TV's internal board. Model : LED40D2200 (CH-LED40D2200).
: This file is a "dump" or "flash" file used by technicians to restore the TV's operating system via a USB drive or a dedicated programmer. Key Performance Aspects Download LED40D2200 C390X15 P(G3) rar
: Official firmware updates are intended to improve system stability, fix sound bugs, and optimize the user interface. fix sound bugs