Boot and install Windows 7 from the USB drive

Network administration - Windows 7 beta has been released in the past. If you want to test this new operating system in your system but don't want to burn to a DVD, here's how to create a bootable USB to install Windows 7 on your system.

Format the USB drive in NTFS format

(Windows XP only. Vista users can format their USB drive directly into NTFS format). In Windows, go to Control panel -> system -> hardware -> Device manager .

In the disk drives section, right-click your USB storage device and select Properties .

Go to the Policies tab, select optimize performance. Click OK .

Open Windows Explorer, you will see the USB storage device in the listing. Right-click and select Format . Select NTFS from the drop-down bar. Click Start .

With Windows XP

Download MBRWizard. Unpack the compressed files to your workstation.

Open the command prompt ( Start -> Program -> Accessories -> Command Prompt ).

cd Desktop / MBRWiz2.0 /
MBRWiz / list

Write down the disk number of the USB (the part marked with the red rectangle in the picture below)

Activate USB

mbrwiz / disk = X / active = X (X is the drive number of the USB device)

With Windows Vista

On the Start menu, locate the command prompt. Right-click and select Run as administrator .

To hit

diskpart
list disk

Write the drive number of the USB device (red rectangular section)

Select USB drive

chọn đĩa X (X số thứ tự ổ đĩa của ổ đĩa USB)

List the current partition. Write down the partition number.

list partition

Select the current partition to activate it

chọn Y phân vùng (Y là số phân vùng của ổ đĩa USB)
active

(Y is the number of USB partitions)

Create bootable USB

Download and install WinRAR.

Right-click the Windows 7 iso file and select Extract files. Extract files into a folder (you can name this folder with any name if you want, but for demonstration purposes, we set it to win-7 ) in the computer.

In the command prompt, use the cd command to enter the Windows 7 folder.

cd Desktop / win-7 (Change destination to the folder you extracted)
cd boot
bootsect / nt60 X: (X is the USB drive letter)

Now copy all the files from the Windows 7 folder to the USB drive

Restart the computer. Remember to change the boot order of the device to boot from the USB in the BIOS and you can completely boot Windows 7 from the USB drive.