Create a bootable USB drive using Windows cmd

Open command prompt (cmd) in Windows as an Administrator
Type following command
C:\WINDOWS\system32>diskpart
DISKPART>list disk
DISKPART>select disk 1 (here “disk 1” is the disk which you want to be bootable.)
DISKPART>clean
DISKPART>create partition primary
DISKPART>format fs=ntfs quick
DISKPART>active
DISKPART>assign
DISKPART>list volume
DISKPART>exit
C:\WINDOWS\system32>exit
Now you have created a bootable usb drive
Now copy all Windows installation files into the usb drive.
Don't copy the folder only. Copy all the files that is in the folder.