Some Linux distributions require manual intervention in the EFI Shell to register their bootloader keys. Using bcfg commands, you can add or remove boot entries.
Alternatively, you can use the ISO images provided by the pbatard/UEFI-Shell repository with tools like Rufus to create a bootable USB drive in a single step.
Obtaining EFI Shell version 2.50 is relatively straightforward, and there are several ways to get it for free: efi shell version 250 free
Add a new boot option: bcfg boot add 3 fs0:\EFI\ubuntu\grubx64.efi "My Ubuntu" (Adds Grub as the 4th option).
In conclusion, EFI Shell version 2.50 is a powerful tool that provides users with a flexible and customizable way to manage and configure their system's firmware settings. With its improved command-line interface, enhanced driver management, increased security, and better support for advanced firmware features, this version is a significant update. And with its free availability, users can access the benefits of the EFI Shell without incurring any licensing costs. Whether you are a system administrator, developer, or power user, EFI Shell version 2.50 is definitely worth exploring. Some Linux distributions require manual intervention in the
The standard, free version is part of the TianoCore EDK II project.
: A Windows update or a disk format might have deleted the EFI partition. In this case, you may need to use a Windows Media Creation Tool on a different PC to perform a Startup Repair Drive Failure Obtaining EFI Shell version 2
Rename the file to BOOTX64.EFI (or BOOTIA32.EFI if you are on an older 32-bit UEFI system).
To recap:
Once inside the EFI Shell, you will see a Shell> prompt. The shell supports numerous commands for system management, file manipulation, and hardware configuration. Basic file commands mirror familiar operations: ls lists directory contents, cd changes directories, cp copies files, rm removes files, and mkdir creates directories.
: Many manufacturers provide "Flash Update" packages (e.g., version 2.50) to update the system BIOS directly from this shell.