While the BIOS/UEFI cannot format a drive into NTFS or EXT4, it plays a critical role in the preparation phase:
Regardless of the BIOS type:
: Tools like Darik's Boot and Nuke (DBAN) or Parted Magic can be loaded onto a USB to format drives from outside the OS. Super User +6 Summary of Options Method Best For Requirement UEFI Secure Erase Modern SSDs Modern Motherboard Windows Installer Fresh OS setup Bootable USB/DVD Diskpart (CLI) Advanced wiping Windows Media DBAN Mechanical HDDs Bootable USB Caution: Formatting or Secure Erasing a drive format drive in bios
Many modern motherboards (ASUS, MSI, Gigabyte, Lenovo) include a built-in utility called or NVMe Sanitize . This is the closest thing to a "BIOS format." While the BIOS/UEFI cannot format a drive into
For a more thorough wipe or configuration, technicians often boot into a command prompt interface from the installation media. It is worth noting that older BIOS interfaces
It is worth noting that older BIOS interfaces (circa 1980s-1990s) often contained built-in utilities such as "HDD Low Level Format" or utilized external DOS-based tools like DEBUG scripts to interact with the drive controller via interrupt 13h.