Updating bios from linux

You’ll need to choose one of several different types of BIOS-flashing tools, depending on your motherboard and what it supports.The BIOS update’s included README file should recommend the ideal option for your hardware.There are also more traditional DOS-based BIOS-flashing tools.When using those tools, you create a DOS live USB drive, and then copy the BIOS-flashing utility and BIOS file to that USB drive.

We recommend a USB drive because it’s probably be the easiest method on modern hardware.Some manufacturers offer a BIOS-flashing option directly in their BIOS, or as a special key-press option when you boot the computer.You copy the BIOS file to a USB drive, reboot your computer, and then enter the BIOS or UEFI screen.BIOS update utilities and files are often provided as files.The BIOS updates work by booting the machine into DOS using a USB or floppy (Free DOS or MS-DOS) and then running an executable to reflash the BIOS.You probably shouldn’t update your BIOS, but sometimes you need to.Here’s how to check what BIOS version your computer is using and flash that new BIOS version onto your motherboard as quickly and safely as possible. If your computer freezes, crashes, or loses power during the process, the BIOS or UEFI firmware may be corrupted.Some manufacturers provide Windows-based flashing tools, which you run on the Windows desktop to flash your BIOS and then reboot.We don’t recommend using these, and even many manufacturers who provide these tools caution against using them.We'll need to obtain a Free DOS disk image and mount it: (probably different for everyone), you hit Ctrl-C a moment too late. The relevant directions from there are reproduced in what follows.1747A04_has been successfully used before, though other archives from Dell may also work.

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