Resources like LED TV Softwares or Telegram channels such as Hashmi Elecom often provide these multi-part downloads. Installation:
Turn the power on; the TV should automatically detect the firmware and begin the upgrade process (indicated by a flashing LED or progress bar).
Ensure you have the exact match for your panel's resolution before flashing, as installing the wrong resolution can result in a distorted or blank display.
Extract the downloaded RAR parts using a tool like WinRAR or 7-Zip.
These firmware files are typically hosted on community forums or specialized technician repositories: