Efibootmgr: Difference between revisions

From wikinotes
Line 22: Line 22:


efibootmgr -o 0000,0080  # change boot priority
efibootmgr -o 0000,0080  # change boot priority
efibootmgr -B 0080      # delete a boot entry
</syntaxhighlight>
</syntaxhighlight>
</blockquote><!-- Example -->
</blockquote><!-- Example -->

Revision as of 12:27, 23 May 2022

efibootmgr lets you manage the UEFI boot entries written to your NVRAM.

Documentation

man efibootmgr https://man.archlinux.org/man/core/efibootmgr/efibootmgr.8.en
UEFI spec specification: UEFI

Example

# show installed bootloaders
#
#  BootOrder: 0080,0000  # boot priority
#  Boot0080:  Mac OS X   # macos boot entry
#  Boot0000:  Foo        # foo boot entry
efibootmgr

efibootmgr -o 0000,0080  # change boot priority
efibootmgr -B 0080       # delete a boot entry