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
Installing firmware on these boards is relatively simple and does not usually require special hardware, just a USB flash drive. Use a standard USB 2
If the power cuts out during a flash, the board may become "bricked" (dead). In this case, you would need an external SPI programmer to manually write the .bin file to the 8-pin flash chip on the board. Download VST29 A3B V59 PANEL 1280x768 rar