bootctl:tldr:4d541

bootctl: Show all available bootloader entries.

bootctl

$ bootctl list

try on your machine

The "bootctl list" command is used to display the available boot entries or boot loaders on a UEFI-based system.

UEFI (Unified Extensible Firmware Interface) is a newer firmware interface used in modern computers to replace the traditional BIOS (Basic Input/Output System). It provides a standardized method for the computer to initialize hardware and start the operating system.

When the "bootctl list" command is executed in the command-line interface, it retrieves the list of boot loader entries stored in the EFI system partition (ESP) on the computer. The EFI system partition is a small, dedicated partition on the storage device that contains the necessary boot loaders and related files.

This command helps to identify the available boot loaders and their associated configurations. It may show the installed operating systems, boot manager entry points, or possibly other software that can be used to start the computer.

By displaying this information, users can review the available boot options and make any necessary changes to the boot configuration as needed, such as setting the default boot entry or removing unnecessary entries.

This explanation was created by an AI. In most cases those are correct. But please always be careful and never run a command you are not sure if it is safe.

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