grub-install
install GRUB to a device
TLDR
Install GRUB on a BIOS system
Install GRUB on an UEFI system
Install GRUB pre-loading specific modules
SYNOPSIS
grub-install [OPTION...] [OPTION] [INSTALL_DEVICE]
DESCRIPTION
Install GRUB on your drive.
- --compress=no|xz|gz|lzo
-
compress GRUB files [optional]
- --disable-shim-lock
-
disable shim_lock verifier
- --dtb=FILE
-
embed a specific DTB
- -d, --directory=DIR
-
use images and modules under DIR [default=/usr/lib/grub/<platform>]
- --fonts=FONTS
-
install FONTS [default=unicode]
- --install-modules=MODULES
-
install only MODULES and their dependencies [default=all]
- -k, --pubkey=FILE
-
embed FILE as public key for signature checking
- --locale-directory=DIR use translations under DIR
-
[default=/usr/share/locale]
- --locales=LOCALES
-
install only LOCALES [default=all]
- --modules=MODULES
-
pre-load specified modules MODULES
- --sbat=FILE
-
SBAT metadata
- --themes=THEMES
-
install THEMES [default=starfield]
- -v, --verbose
-
print verbose messages.
- --allow-floppy
-
make the drive also bootable as floppy (default for fdX devices). May break on some BIOSes.
- --boot-directory=DIR
-
install GRUB images under the directory DIR/grub instead of the /boot/grub directory
- --bootloader-id=ID
-
the ID of bootloader. This option is only available on EFI and Macs.
- --core-compress=xz|none|auto
-
choose the compression to use for core image
- --disk-module=MODULE
-
disk module to use (biosdisk or native). This option is only available on BIOS target.
- --efi-directory=DIR
-
use DIR as the EFI System Partition root.
- --force
-
install even if problems are detected
- --force-file-id
-
use identifier file even if UUID is available
- --label-bgcolor=COLOR
-
use COLOR for label background
- --label-color=COLOR
-
use COLOR for label
- --label-font=FILE
-
use FILE as font for label
--macppc-directory=DIR use DIR for PPC MAC install.
- --no-bootsector
-
do not install bootsector
- --no-nvram
-
don't update the `boot-device'/`Boot*' NVRAM variables. This option is only available on EFI and IEEE1275 targets.
- --no-rs-codes
-
Do not apply any reed-solomon codes when embedding core.img. This option is only available on x86 BIOS targets.
- --product-version=STRING
-
use STRING as product version
- --recheck
-
delete device map if it already exists
- --removable
-
the installation device is removable. This option is only available on EFI.
- -s, --skip-fs-probe
-
do not probe for filesystems in DEVICE
- --target=TARGET
-
install GRUB for TARGET platform [default=x86_64-efi]; available targets: arm-coreboot, arm-efi, arm-uboot, arm64-efi, i386-coreboot, i386-efi, i386-ieee1275, i386-multiboot, i386-pc, i386-qemu, i386-xen, i386-xen_pvh, ia64-efi, mips-arc, mips-qemu_mips, mipsel-arc, mipsel-loongson, mipsel-qemu_mips, powerpc-ieee1275, riscv32-efi, riscv64-efi, sparc64-ieee1275, x86_64-efi, x86_64-xen
- -?, --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 corresponding short options.
INSTALL_DEVICE must be system device filename. grub-install copies GRUB images into /boot/grub. On some platforms, it may also install GRUB into the boot sector.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
SEE ALSO
grub-mkconfig(8), grub-mkimage(1), grub-mkrescue(1) The full documentation for grub-install is maintained as a Texinfo manual. If the info and grub-install programs are properly installed at your site, the command info grub-install should give you access to the complete manual.