These are the instructions to construct a bootable flash drive without any software if you would prefer to do it using the command line.

The first step you should do is open up the Command Prompt as an administrator

Step 2: Type “diskpart” and hit the Enter key on the keyboard. then open the command line partition utility

Step 3: Type “list dsik” and hit the Enter key on the keyboard. then  you will see all the available disks

Step 4: Type “select disk” Select the drive you intended use as a bootable media and then hit Enter Button on the keyboard.

Step 5: Type “clean” and hit enter button then delete all the data in USB flash drive.

Step 6:Type”create partition primary” and hit enter then create a new primary partition.

Step 7:Now we should select a primary partition created earlier Type:”select partition 1″ and then hit enter button.

Step 8: Type “format fs=ntfs quick” hit enter then format the partition

Note : you should choose what format method will you use either NTFS or FAT32 because FAT32 Supports UEFI Firmware and NFTS Support Legacy

Step 9: Type “active” Command and hit enter to activate the partition.

Step 10 :Type “exit” and hit enter then “diskpart” will disappear.

Step 11:The Windows installation files should now be copied to Partition 1. You may now complete the process manually or with the help of a command prompt; I’ll walk you through it in this section.

Type “xcopy soure D:\*.* destination I:\ /s” and hit Enter then copy all the files to Destination Partition.