What is EFI shell commands?

What is EFI shell commands?

Base EFI Shell Commands The EFI shell provides a set of basic commands used to manage files and EFI NVRAM shell and boot variables. Descriptions of the EFI shell commands are also available when operating in the EFI shell.

What does EFI shell version mean?

Extensible Firmware Interface
The Extensible Firmware Interface (EFI) shell is effectively a small operating system built into the system motherboard on modern servers. This provides an environment for troubleshooting and maintenance outside of the operating system. Reminder: EFI tools can only be used when the main operating system is not running.

How do I use an EFI shell?

Solution

1. Format a USB device in FAT32.
2. Create a directory on the USB device: /efi/boot/
3. Copy the file shell. efi to the directory created above. This file is attached to this article in shell. zip.
4. Rename the file shell.efi to BOOTX64.efi.
5. Restart the system and enter the UEFI menu.
6. Select the option to Boot from USB.

How do I scroll with EFI shell?

Yes, you can scroll. Use PgUp or Shift+PgUp to scroll it up.

What can you do in UEFI shell?

The UEFI interactive shell is a simple shell program (like bash) responsible for booting your operating system. You can also use the UEFI interactive shell to run EFI shell commands and scripts. It can be used to update the System Firmware of your motherboard as well.

How do I get out of EFI shell?

In the EFI shell type ‘exit’ (if the keyoard’s not working then just reconnect it), then it should return to the bios where you can disable the fast boot option.

How do I map a device in EFI shell?

From the EFI Boot Manager menu, select the EFI Shell menu option to access the EFI Shell environment. At the EFI Shell, issue the map command to list all disk devices with a potentially bootable EFI System Partition.

What can UEFI shell do?

What are the commands in EFI shell version 2.31?

EFI Shell version 2.31 – Comandos Command Description Boot Commands — EFI Shell. Commands rela Boot Commands — EFI Shell. Commands rela autoboot Set/view autoboot timeout variable. bcfg Display/modify the driver/boot configura boottest Set/view BootTest bits.

How to get out of the EFI shell?

Try typing FS1: instead. Then type in dir, and just see around what files you have. If you see anything that ends with .efi, type that into the shell and press enter, and see if it boots. Sign up for a new account in our community.

How to change Autoboot timeout in EFI shell?

Set/view autoboot timeout variable. Display/modify the driver/boot configuration. Set/view BootTest bits. Display/modify direct boot profiles for use by lanboot. Boot over the LAN. Reset the system (nPartition) for reconfiguration; the nPartition remains inactive, in the shutdown for reconfig state.

How do I boot my tablet into EFI shell?

Plug an AC adapter and USB keyboard into your tablet. Start the device and hit the Del button (Delete) as soon as you see the Handheld logo. Navigate to Setup Prompt Timeout and set it’s value to 6. Navigate to Boot Option #1 and set it to Windows Boot Manager…