Table of Contents
How do I access USB on EFI shell?
To do this, press [F6] during POST. At the prompt type: fs0 and press Enter, located under the Device mapping table. The USB flash drive may also mount to fs1, depending on the other installed devices on your system. Run the command map -r on the EFI shell, if needed, to mount the USB flash drive.
Where can I download shell EFI?
The shell can be downloaded from the TianoCore repository. You have to place it in the root of EFI System Partition and name the file shellx64. efi .
How do I fix my EFI shell?
How to fix EFI Shell errors when booting up the PC
- Plug HDD in a different port.
- Disable MSI Fast Boot or UEFI Boot in BIOS.
- Remove CMOS battery.
What is EFI shell from USB drives?
The EFI Shell is a “shell” (think of a command prompt) that a (U)EFI “BIOS” can directly boot into (instead of your OS) allowing control and scripting of many items including booting scenarios, Installing an EFI shell in an “EFI System” partition (type EF00) formatted with a vfat file system and properly named – ” …
How do I open an EFI file?
To access the UEFI menu, create a bootable USB media:
- Format a USB device in FAT32.
- Create a directory on the USB device: /efi/boot/
- Copy the file shell. efi to the directory created above.
- Rename the file shell.efi to BOOTX64.efi.
- Restart the system and enter the UEFI menu.
- Select the option to Boot from USB.
How do I run an EFI file?
Booting to the EFI Shell All Intel® Server Boards using the 5000, 5400, 7000, 3000 and 3200 series chipsets support booting to an EFI shell without any additional Operating System present. To boot to the EFI shell, press F2 when prompted during POST to enter the BIOS utility.
How do I boot Windows from UEFI shell?
Just after pressing the power button, keep pressing the or key of your keyboard to enter the BIOS/UEFI Firmware of your motherboard. Then, in the boot selection section of the BIOS/UEFI Firmware of your motherboard, you should find an option to enter the UEFI Interactive Shell.
What is EDK2?
EDK2 is the official development environment for UEFI applications. It is developed by the open-source Tianocore project, of which Intel, HP, and Microsoft are the primary contributors. Although it may be bigger than GNU-EFI, it has more features, hence, some OS developers may prefer it over GNU-EFI.
What is EFI shell application?
The EFI shell application allows other EFI applications to be launched, EFI device drivers to be loaded, and operating systems to be booted. The combination of the EFI firmware and the EFI shell provides an environment that can be modified to adapt easily to many different hardware configurations.
How do I boot from EFI in Windows 10?
To boot to UEFI or BIOS:
- Boot the PC, and press the manufacturer’s key to open the menus. Common keys used: Esc, Delete, F1, F2, F10, F11, or F12.
- Or, if Windows is already installed, from either the Sign on screen or the Start menu, select Power ( ) > hold Shift while selecting Restart.
How do I open an EFI file in Windows 10?
3 Answers
- Open an Administrator Command Prompt window by right-clicking the Command Prompt icon and selecting the option to run it as Administrator.
- In the Command Prompt window, type mountvol P: /S .
- Use the Command Prompt window to access the P: (EFI System Partition, or ESP) volume.
What is EFI shell used for?
The EFI Shell is a console interface used to launch applications (such as the Red Hat Linux installation program), load EFI protocols and device drivers, and execute simple scripts. It is similar to a DOS console and can only access media that is FAT16 formatted.
What can be displayed in EFI shell?
Display the current time or set the time of the system (nPartition). EFI time is set and presented in GMT (Greenwich mean time). Save/restore specific EFI variables. Display the version information. Device, Driver, and Handle Commands — EFI Shell. Commands for managing devices, drivers, and handles.
What are the EFI file system commands?
Filesystem Commands — EFI Shell. Commands for managing files, directories, and attributes. Display/change the attributes of files/directories. Update/view the current directory.
What are the boot commands in EFI shell?
Boot Commands — EFI Shell. Commands related to nPartition booting. 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.