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Welcome Although Dos isn't used as much it still has uses.
I've personally used Dos to recover files from a hard drive that lost it's index for files. I've also used Dos boot disk to test computer that did not seem to boot the Operating system.

You can use a Dos boot disk and a stand alone virus program to get rid of viruses. I hope you find the info here usefull. Happy Pearling. How to format a USB memory key. If you do not have a floppy disk drive, you may want to create a bootable USB memory key which will allow you to boot into a pure DOS environment.

How to format a USB memory key

This can be very useful if you want to flash your BIOS. Here is a step by step procedure on how to perform this operation. NOTE: Your computer must support booting from a USB device in order to boot from the USB Memory Key. Step 1 - Download and install the Windows based HP USB Disk Format Tool. For your convenience, you can download it from HERE. DOS Bootable USB flash drive - how I did it : Perley's Pontificating Place. There are 2 things you need in order to make an USB flash drive boot into DOS.

DOS Bootable USB flash drive - how I did it : Perley's Pontificating Place

The first is a boot sector, and the second are the DOS boot files. Below are the steps I used to get these onto a USB flash drive, making it possible to boot into DOS from the USB flash drive. The following steps where all done in Microsoft Windows XP in a VMware virtual machine. They should work with most other versions of MS Windows. The FreeDOS Project.