How to Install Windows 7 from USB Flash Drive (WinToFlash)

The steps below explain to you how to Install Windows 7 from USB Flash drive or some of you called it Flash disk or Thumb drive or Pen drive using WinToFlash :

UPDATE (March 20 2013) We recommend you to use Windows 7 USB/DVD Download Tool, it's better and simpler:

UPDATE (May 17 2013) WiNToBootic - The Simplest Way To Install Windows 7 & 8 From USB Flash Drive:

Step 1:
Insert your Windows 7 DVD and plug in your USB flash drive.
Download newest version of WinToFlash from this link :
And then open WinToFlash.exe

Wintoflash.exeStep 2:
This program will transfer Windows setup from optical to USB drive Recommended to switch on Wizard mode for users have no experience of Windows setup fine tuning
Click on green check mark.

WintoflashLarger image

Step 3:
This program will help you to install Windows from a USB drive Click Next button.

WintoflashLarger image

Step 4:
Specify the location of windows setup files and USB drive, Please be careful, don't make any mistake.
On my computer, Windows file path: G:\ and USB drive: H:\. It might be different to yours, and then click Next

Wintoflash windowLarger image

Step 5:
Select: "I Accepted the terms of the license agreement"
Click Continue

Step 6:
Warning! Formatting will erase ALL DATA on the target disk. To format press OK, to quit press Cancel. Click OK

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Step 7:
Please wait while WinToFlash transferring Windows setup to the USB drive

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Step 8:
Click Next

Step 9:
Done. Click Exit
Now you can install Windows 7 on any computer from USB Flash drive.
How? Please read Step 10

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Step 10:
Plug in your USB flash drive, and then turn on your computer (laptop) > press F2 key rapidly during the post to get the BIOS menu > change Boot priority order: USB flash drive as first boot option > press F10 key to save the configuration and exit. Your computer will reboot.

Step 11:
Install Windows 7 as usual :)

Install Windows 7 from USB flash drive

On First "restart" you must go to BIOS again and change boot priority order: HDD as the first boot option and then press F10 key to save the configurations and exit.

BIOS boot orderLarger image

Windows 7 Installation from USB Flash drive finished.

Windows 7 installed