How to create Bootable USB using CMD (Command Prompt)

INSTALL any window from Bootable USB if you have no CD or DVD ROM

Requirement :– USB , ISO image of the window one want to install and WINRAR software

Step#1

Attach USB To your System

Step#2

Click Start 

In search field write CMD and then do right click on CMD and Run as Administrator then Press the Enter key to enter into CMD mode

Step#3

In cmd C:\\windows\System32>Diskpart

Step#4

Write these commands one by one

Diskpart>List disk

figure:- showing selection method of bootable USB

The figure is showing how to Select USB for making it Bootable. select USB form the space of the disk one can esily find that which one is USB, in this case its disk 1.

Diskpart>Select Disk 1

Then the clean command, the clean command will combine all the partition if there any into one unallocated space by combining them all. After that give specific command.

The explanation of these commands in the figure is given below

Diskpart> clean 

After waiting for a few seconds then write create primary partition, as the primary partition is used for running the operating system so write

Diskpart>create partition primary

Then make this active by writing active command

Diskpart>active

After that Format the USB using commmand to FAT32 or NTFS whichone is needed i will be doing formating

using FAT32

Diskpart>format fs=Fat32 

or

Diskpart>format fs=Fat32 quick      The quick command is used for formating it quickly

or

Diskpart>format fs=NTFS                   If some one want NTFS he can use this command

Then the necessary thing is to assign the letter to that e.g., d, e , f or g etc

Diskpart>assign

After assigning the letter now one should have to exit from Diskpart

Diskpart>exit

After exiting from Diskpart no one need to exit from CMD as well and close the command prompt

Diskpart>exit

Now the bootable USB is ready to used

Step#5

Select an IOS file of window, unzip/winrar that by doing right click on that and then copy all those file and

paste all to the Bootable USB.

NOTE:- Now you can put USB into any computer and start the computer then going to BIOS and select the bootable

option, take Boot from USB as first option and save the changes and exit, the computer will start

installing the window from the Bootable USB that u have created.