How to FORMAT USB Flash Disk/Drive to NTFS..

The steps here are to use the command line to format the disk properly using the diskpart utility. [Be warned: this will erase everything on your drive. Be careful.]

1. Plug in your USB Flash Drive
2. Open a command prompt as administrator (Right click on Start > All Programs > Accessories > Command Prompt and select “Run as administrator”
3. Find the drive number of your USB Drive by typing the following into the Command Prompt window:
   diskpart
   list disk
   The number of your USB drive will listed. You’ll need this for the next step.  I’ll assume that the USB flash drive is disk 1.
4. Format the drive by typing the next instructions into the same window. Replace the number “1” with the number of your disk below.
   select disk 1
   clean
   create partition primary
   select partition 1
   active
   format fs=NTFS
   assign
   exit
    
5. When that is done you’ll have a formatted USB flash drive ready to be made bootable.