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24 lines
806 B
Markdown
24 lines
806 B
Markdown
# efibootmgr
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> Manipulate the UEFI Boot Manager.
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> More information: <https://manned.org/efibootmgr>.
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- List all boot options with their numbers:
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`efibootmgr {{[-u|--unicode]}}`
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- Add UEFI Shell v2 as a boot option:
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`sudo efibootmgr {{[-c|--create]}} {{[-d|--disk]}} {{/dev/sda}} {{[-p|--part]}} {{1}} {{[-l|--loader]}} "{{\path\to\shell.efi}}" {{[-L|--label]}} "{{UEFI Shell}}"`
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- Add Linux as a boot option:
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`sudo efibootmgr {{[-c|--create]}} {{[-d|--disk]}} {{/dev/sda}} {{[-p|--part]}} {{1}} {{[-l|--loader]}} "{{\vmlinuz}}" {{[-u|--unicode]}} "{{kernel_cmdline}}" {{[-L|--label]}} "{{Linux}}"`
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- Change the current boot order:
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`sudo efibootmgr {{[-o|--bootorder]}} {{0002,0008,0001,001A,...}}`
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- Delete a boot option:
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`sudo efibootmgr {{[-b|--bootnum]}} {{0008}} {{[-B|--delete-bootnum]}}`
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