# phpman > man > GRUB-BIOS-SETUP(8)

[GRUB-BIOS-SETUP(8)](https://www.chedong.com/phpMan.php/man/GRUB-BIOS-SETUP/8/markdown)                 System Administration Utilities                [GRUB-BIOS-SETUP(8)](https://www.chedong.com/phpMan.php/man/GRUB-BIOS-SETUP/8/markdown)



## NAME
       grub-bios-setup - set up a device to boot using GRUB

## SYNOPSIS
       **grub-bios-setup** [_OPTION_...] _DEVICE_

## DESCRIPTION
       Set up images to boot from DEVICE.

       You should not normally run this program directly.  Use grub-install instead.

### -a --allow-floppy
              make  the  drive  also bootable as floppy (default for fdX devices). May break on some
              BIOSes.

### -b --boot-image
              use FILE as the boot image [default=boot.img]

### -c --core-image
              use FILE as the core image [default=core.img]

### -d --directory
              use GRUB files in the directory DIR [default=/boot/grub]

### -f --force
              install even if problems are detected

### -m --device-map
              use FILE as the device map [default=/boot/grub/device.map]

### --no-rs-codes
              Do not apply any reed-solomon codes when  embedding  core.img.  This  option  is  only
              available on x86 BIOS targets.

### -s --skip-fs-probe
              do not probe for filesystems in DEVICE

### -v --verbose
              print verbose messages.

       -?, **--help**
              give this help list

### --usage
              give a short usage message

### -V --version
              print program version

       Mandatory or optional arguments to long options are also mandatory or optional for any corre‐
       sponding short options.

       DEVICE must be an OS device (e.g. _/dev/sda_).

## REPORTING BUGS
       Report bugs to <<bug-grub@gnu.org>>.

## SEE ALSO
       [**grub-install**(8)](https://www.chedong.com/phpMan.php/man/grub-install/8/markdown), [**grub-mkimage**(1)](https://www.chedong.com/phpMan.php/man/grub-mkimage/1/markdown), [**grub-mkrescue**(1)](https://www.chedong.com/phpMan.php/man/grub-mkrescue/1/markdown)

       The full documentation for **grub-bios-setup** is maintained as a Texinfo manual.   If  the  **info**
       and **grub-bios-setup** programs are properly installed at your site, the command

              **info** **grub-bios-setup**

       should give you access to the complete manual.



GRUB 2.06-2ubuntu7.2                        December 2022                         [GRUB-BIOS-SETUP(8)](https://www.chedong.com/phpMan.php/man/GRUB-BIOS-SETUP/8/markdown)