Look for universal firmware packs on lcd tv led tv smart tv software , which frequently hosts VS.TP53U73.2 files.

the firmware file (usually named allupgrade_53.bin or similar) to the root directory. Plug the USB into the TV while it is powered off.

Check the descriptions of technical tutorials on YouTube for direct links to resolution-specific firmware. ⚙️ Feature: Key Technical Codes Universal boards like the