: Open your TV back and confirm the motherboard is TP.HV553.PC821 or exactly as listed in the firmware name.
: Often found on specialized technical forums or Telegram channels like lcd tv led tv smart tv software . Hardware Specifications (Typical) Download HV553 3840x2160 GENERAL 55JP55UAS part02 rar
: Format a USB drive to FAT32 . Copy the extracted file to the root directory (not in a folder). : Open your TV back and confirm the motherboard is TP
: Unplug the TV, insert the USB, hold the power button, and plug it back in. The standby light should start blinking to signal the update. insert the USB