You will need
  • UltraISO.
Instruction
1
Consider as an example create an installation (bootable) USB drive with Windows 7 operating system. Ways are many, but we focus only on two. In any of them you will need an image of the installation disk of Win 7.
2
To begin, consider an example of creating a bootable USB drive using a special utility. Download program UltraISO. It is quite simple to use, yet has the necessary functions.
3
Format the flash drive before you start working with it. Run the program UltraISO. Open the "File" tab and select "Open". Specify the disk image of Windows 7.
4
Now go to the tab-loading" and select "Burn image hard disk". In the field of Disk Drive choose your flash drive, select the write method USB-HDD+. Click the "Burn" button. Note that the flash drive will be automatically formatted.
5
If you have no Internet access or ability to download software, create multiboot USB flash drive independently. Open a command prompt. To do this, press Win (start) and R. Type cmd in the box that appears and press Enter.
6
The screen displays a menu command line. Format the flash drive and create a boot sector. To do this, type the following command: Select Disk 1 (or 2, if the drive determined by the second disk)
Clean
Create partition primary – create the boot partition.
Select partition 1 – select the active partition.
Active
Format FS=NTFS Quick perform a quick format of the drive.
Assign
Exit.
7
Now you need to copy the boot system files on a flash drive. To do this, in command prompt type E: (E is the drive letter of the DVD drive). Type CD BOOT. To create the bootable file, type the command bootsect.exe/nt60 F: (F is the drive letter of the stick).
8
Copy all the contents of the installation disc or its image on a flash drive. Then restart the computer.