GRUB-INSTALL(8) grub-install - GRUB grub-install [...] [] [_] GRUB . --appended-signature-size=SIZE SIZE --compress=no|xz|gz|lzo [] --disable-cli --disable-shim-lock shim_lock --dtb=FILE DTB -d --directory= DIR [=/usr/lib/grub/] --fonts=FONTS FONTS [=unicode] --install-modules=MODULES MODULES [=all] -k --pubkey= FILE --locale-directory=DIR DIR [default=/usr/share/locale] --locales=LOCALES LOCALES [=all] --modules=MODULES MODULES --sbat= SBAT --themes=THEMES THEMES [=starfield] -v --verbose . -x --x509key= FILE x509 --allow-floppy ( fdX). BIOS. --boot-directory=DIR GRUB DIR/grub /boot/grub --bootloader-id= . EFI . --core-compress=xz|none|auto --disk-module= (biosdisk native). BIOS. --efi-directory= DIR EFI. --force --force-file-id UUID --label-bgcolor=COLOR COLOR --label-color=COLOR COLOR --label-font=FILE FILE --macppc-directory= PPC MAC. --no-bootsector --no-nvram NVRAM `boot-device'/`Boot*'. EFI IEEE1275. --no-rs-codes reed-solomon core.img. x86 BIOS. --product-version=STRING STRING --recheck --removable . EFI. -s --skip-fs-probe DEVICE --target= GRUB TARGET [=x86_64-efi] : 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, loongarch64-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 --usage -V --version . INSTALL_DEVICE . grub-install GRUB /boot/grub. GRUB . . grub-mkconfig(8) grub-mkimage(1) grub-mkrescue(1) grub-install Texinfo. info grub-install info grub-install . 3 . . : . GRUB 2:2.14-1 2026 GRUB-INSTALL(8)