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grub-mkrescue - make a GRUB rescue image


grub-mkrescue [OPTION...] [OPTION] SOURCE...


Make GRUB CD-ROM, disk, pendrive and floppy bootable image.

compress GRUB files [optional]
disable shim_lock verifier
embed a specific DTB
use images and modules under DIR [default=/usr/lib/grub/<platform>]
install FONTS [default=unicode]
install only MODULES and their dependencies [default=all]
embed FILE as public key for signature checking
install only LOCALES [default=all]
pre-load specified modules MODULES
SBAT metadata
install THEMES [default=starfield]
print verbose messages.
enable ARCS (big-endian mips machines, mostly SGI) boot. Disables HFS+, APM, sparc64 and boot as disk image for i386-pc
choose the compression to use for core image
use COLOR for label background
use COLOR for label
use FILE as font for label
save output in FILE [required]
use STRING as product name
use STRING as product version
save ROM images in DIR [optional]
enable sparc boot. Disables HFS+, APM, ARCS and boot as disk image for i386-pc
use FILE as xorriso [optional]
-?, --help
give this help list
give a short usage message
print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

Generates a bootable CD/USB/floppy image. Arguments other than options to this program are passed to xorriso, and indicate source files, source directories, or any of the mkisofs options listed by the output of `xorriso -as mkisofs -help'.

Option -- switches to native xorriso command mode.

Mail xorriso support requests to <>.


Report bugs to <>.



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

info grub-mkrescue

should give you access to the complete manual.

July 2024 GRUB 2.12-4