certutil -hashfile bios41a.bin MD5
If a power outage occurs during a BIOS update, the motherboard becomes “bricked” – unable to boot. Many chipsets include a . When activated (often by holding a key combination like Ctrl+Home), the system looks for a specific filename—frequently bios41a.bin —on a FAT16/FAT32 USB drive and flashes it automatically. bios41a.bin