Updating bios from dos

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If your OS, or an installed software freezes or has a blackout - e.g. - First aid Attention: this Howto describes only a BIOS update according to standard, how it should work on most mainboards with AMI-BIOS, AWARD-BIOS or PHOENIX-BIOS.

After that most accidents happen (to ~ 75%) clearly under Windows - which I think is not too surprising!

Because a survey on BIOSFLASH has shown a completely different result.

The simplest way to update a BIOS is via USB, and today in the Ge Force Garage we'll show you how. To update your BIOS, first check your currently installed BIOS version.

It’s easy to determine your currently installed BIOS.

The DOS option requires FAT32 and isn’t available for the other file system options like NTFS, UDF, and ex FAT.

To actually run these files from DOS, you will need to copy them over to your newly-formatted USB drive. If your computer does not automatically boot from the USB drive, you may need to change your boot order or use a boot menu to select the device from which you want to boot.Restart your computer and press or hold down the appropriate key to enter your system BIOS. However it may be F2 or F8 on some laptops and desktop systems.You can also locate your current BIOS while in Windows.Click the “Start” button to format the disk and copy the files necessary to boot into Free DOS.The formatting process should be extremely quick—usually a matter of seconds—but it can take longer depending on the size of your USB drive. Copy these files into the root directory of the USB drive after formatting it.After flash BIOS to UEFI, a warning message will appear: “Please shutdown and unplug power cord then plug back in order to complete BIOS update” Need to follow this instruction to complete the update. If your system can boot a USB device, here is some basic instructions for making a bootable USB key. Here is an additional link to instructions for making the boot USB stick, it also has it's own links to copies of the two files if the first two links in my answer do not work (Thank you Journeyman Geek for the extra link).

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