The refers to the universal LED TV motherboard, and the "All Resolution" RAR file contains the firmware (BIOS bin files) required to configure the board for different screen resolutions. Firmware Details
: Provides specific USB firmware and BIOS bin files for this board model. Download R85 A81 All Resolution part01 rar
Always backup your original BIOS before flashing new firmware, as using the wrong file can cause hardware issues. The refers to the universal LED TV motherboard,
What is the of the TV panel you are trying to configure? Download R85 A81 All Resolution part01 rar