Look at the motherboard itself for a sticker or printed text like:
The method for updating an Esonic H61 BIOS typically involves a DOS-based USB flash drive, although some newer utilities may offer Windows-based flashers. The traditional and safest method involves several steps. First, the downloaded BIOS file (usually a .ROM or .BIN file) must be transferred to a bootable USB drive formatted in FAT32. Second, the user must enter the BIOS setup utility to enable "USB Boot" and set the USB drive as the first boot priority. Esonic H61 Motherboard Bios Update--------
Only update if you are experiencing issues with new hardware or system instability. 2. The Update Process (Step-by-Step) Look at the motherboard itself for a sticker