How to make bootable pendrive by cmd

Instructions

• 1
  Save all data on your flash drive to another location if you want to keep  it.
• 2
  Insert the flash drive into a USB port on your computer.
• 3
  Click the Windows “Start” menu, type “cmd” in the Search field and press  “Enter.” This will bring up the Command Prompt. Type “diskpart” and press  “Enter.” The Diskpart window will open.
• 4
  Type “list disk” and press “Enter.” In the listed disk drives, find the flash  drive. You will be able to recognize it by its listed size. Type “select  disk 1”, where diskname is the name of your disk. Click  “Enter.”
  
   
• 5
  Type “clean” and press “Enter.” This will remove everything on the  drive.
• 6
  Create a partition by typing “create partition primary” and pressing “Enter.”  Type “select partition 1” and press “Enter.” Type “active” and press  “Enter.”
• 7
  Type “format fs=fat32 quick” and press “Enter.” This will format the  drive.
• 8
  Type “assign” and press “Enter.” This will assign a letter to the flash  drive, such as “G.”
• 9
  Type “exit” and press “Enter.”