UEFITool displays the data in an easy-to-read manner. Of course, before you can make any changes, you'll need to comprehend what you're looking at. The user-friendly UEFITool interface is the first component that makes UEFI-changing simple for you.Įverything is well laid out in windows where you can get all of the information you need to get you started.

You'll just import files as images and make changes before exporting them again. The goal of UEFITool is to make the process easier by providing the best techniques for interpreting and changing settings without causing any harm. It is extremely useful for interrogating and manipulating the components of a UEFI BIOS image.Working with BIOS settings may be challenging, especially if you're not familiar with the procedure. UEFITool is free software released under the BSD License. There is also a great search feature that lets you search your image for a hex pattern, GUID, or text. Hopefully this will give you an idea of how the tool can help you. Below are screenshots illustrating the options available for each type of firmware component. What you can do with UEFITool depends on the type of the image component you select. The “Information” panel on the right side will show details of what is selected in the left panel: You can expand and collapse the various components of the image and dig deeper. The tool opens displaying a graphical layout of the image on the left side: Will dump a system’s SPI part(s) to a binary dump file.

This could be an image you create as a BIOS developer, or you can dump an image from a system using a ROM programmer or Intel’s Flash Programming Tool (FPT.EXE). I tested with version 0.21.5, available from the releases tab on GitHub.įor UEFITool to begin to do its work, you must provide it a UEFI image. It supports parsing of full BIOS images starting with the flash descriptor or any binary files containing UEFI volumes. UEFITool is a cross-platform C++/Qt program for parsing, extracting and modifying UEFI firmware images. Here’s a handy tool for interrogating firmware volumes: UEFITool! It is written by Nikolaj Schlej, and is great for examing the Regions/Volumes/Sections/Files that make up a UEFI image.

UEFITool A67 free download