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grub-editenv(1) [centos man page]

GRUB-EDITENV(1) 						   User Commands						   GRUB-EDITENV(1)

grub-editenv - edit GRUB environment block SYNOPSIS
Tool to edit environment block. Commands: create Create a blank environment block file. list List the current variables. set [NAME=VALUE ...] Set variables. unset [NAME ...] Delete variables. -?, --help give this help list --usage give a short usage message -v, --verbose print verbose messages. -V, --version print program version Options: If FILENAME is `-', the default value /boot/grub/grubenv is used. There is no `delete' command; if you want to delete the whole environment block, use `rm /boot/grub/grubenv'. REPORTING BUGS
Report bugs to <>. SEE ALSO
grub-reboot(8), grub-set-default(8) The full documentation for grub-editenv is maintained as a Texinfo manual. If the info and grub-editenv programs are properly installed at your site, the command info grub-editenv should give you access to the complete manual. grub-editenv (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-EDITENV(1)

Check Out this Related Man Page

GRUB-PROBE(8)                                             System Administration Utilities                                            GRUB-PROBE(8)

grub-probe - probe device information for GRUB SYNOPSIS
Probe device information for a given path (or device, if the -d option is given). -0 separate items in output using ASCII NUL characters -d, --device given argument is a system device, not a path -m, --device-map=FILE use FILE as the device map [default=/boot/grub/] -t, --target=TARGET print TARGET available targets: abstraction, arc_hints, baremetal_hints, bios_hints, compatibility_hint, cryptodisk_uuid, device, disk, drive, efi_hints, fs, fs_label, fs_uuid, gpt_parttype, hints_string, ieee1275_hints, msdos_parttype, partmap, zero_check [default=fs] -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 corresponding short options. REPORTING BUGS
Report bugs to <>. SEE ALSO
grub-fstest(1) The full documentation for grub-probe is maintained as a Texinfo manual. If the info and grub-probe programs are properly installed at your site, the command info grub-probe should give you access to the complete manual. grub-probe (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-PROBE(8)
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