Use a standard USB 2.0 drive formatted to FAT32 .
If you are looking for the "Download VST29 A3B V59 PANEL 1280x768 rar," you are likely seeking the required to match the board to a specific display panel with a 1280x768 resolution . What is this Firmware? Download VST29 A3B V59 PANEL 1280x768 rar
Reconnect the power. The indicator LED should start (usually red and green), indicating the update is in progress. Use a standard USB 2