How to Install Windows 7 From USB Flash Drive, Ext HDChances are youll need to install Windows 7 from a USB device if you have a tablet, or small laptop or netbook device, few of which include optical drives as standard hardware. This means that you must get the Windows 7 setup files onto a flash drive or any USB based storage and then boot from that flash drive to get the Windows 7 installation process started. However, simply copying the files from your Windows 7 DVD to a flash drive wont work. You have to specially prepare the USB device and then properly copy the Windows 7 install files to it before itll work as you expect. Youre in a similar, but slightly easier to solve, situation if youve purchased a Windows 7 ISO file directly from Microsoft and need that on a flash drive. No matter what situation youre in, just follow the instructions below to install Windows 7 from a USB device. KF3q3.png' alt='Freedos Usb Support' title='Freedos Usb Support' />Note The following tutorial applies equally to whatever edition of Windows 7 you have a disc or ISO image of Windows 7 Ultimate, Professional, Home Premium, etc. What Youll Need A Windows 7 ISO or DVD See Where Can I Download Windows 7 ISO image, or buy a new Windows 7 DVD from New. Install Windows XP From DOS Bootable Flash Drive. Lenovo FreeDos NO OS Windows. Install Windows XP from a USB Flash Drive Pen Drive. Many motherboards these days support BIOS flashing directly from within Windows, but a lot of computers still require updates to be performed from a floppy drive via DOS. FMFJb4AQ9Y.png' alt='Install Freedos To Usb Flash Drive' title='Install Freedos To Usb Flash Drive' />Freedos Mount Usb DriveEgg. A 4 GB or larger flash drive. Access to a computer with Windows 7, 8, 1. Microsoft Toll Number For Windows Activation Saudi Arabia. Freedos Usb Install' title='Freedos Usb Install' />DOSonUSB lets you install MSDOS 7. USB memory key. After formatting your flash drive, you can install a full working version of MSDOS to let youOperating System WindowsCategory Utilities Operating SystemsSize 8. MBhttpswww. howtogeek. IDSERP,5206. 1How to Create a Bootable DOS USB DriveHow to Create a Bootable DOS USB Drive. Select the Create a bootable disk using option and then choose FreeDOS. Why Does Every PC Game Install. This article describes how to create a USB boot disk using FreeDOS. A DOS bootable USB stick still. USB drive and. install a small FreeDOS. If youd like to install Windows but dont have a DVD drive, its easy enough to create a bootable USB flash drive with the right installation media. Heres. Vista, or XP installed and working properly, as well as with a DVD drive if you have a Windows 7 DVDHow to Install Windows 7 From USBCorrectly preparing a USB drive for use as an installation source for Windows 7 will take around 1. Windows 7 you have on DVD or in ISO format. Important Start with Step 1 below if you have a Windows 7 DVD or Step 2 if you have a Windows 7 ISO image. Create an ISO file from the Windows 7 DVD. If you already know how to create ISO images, fantastic do it, and then come back here for further instructions on what to do with it. If youve never created an ISO file from a disc before, check out the tutorial linked above. Itll walk you through installing some free software and then using it to create the ISO. An ISO image is a single file that perfectly represents a disc. Windows 7 installation DVD. Next were going to work on properly getting that Windows 7 ISO image you just created onto the flash drive. Download Microsofts Windows 7 USBDVD Download Tool. Once downloaded, execute the file and follow the installation wizard. This free program from Microsoft, which works in Windows 1. Windows 8, Windows 7, Windows Vista, or Windows XP, will correctly format the USB drive and then copy the contents of your Windows 7 ISO file to the drive. Start the Windows 7 USB DVD Download Tool program, which is probably located in your Start menu or on your Start screen, as well as on your Desktop. On the Step 1 of 4 Choose ISO file screen, click Browse. Locate, and then select, your Windows 7 ISO file. Then click Open. Note If you downloaded Windows 7 directly from Microsoft, check for the ISO image wherever you tend to store downloaded files. If you manually created an ISO file from your Windows 7 DVD in Step 1 above then it will be wherever you saved it to. Click Open. Click Next once youre back on the Step 1 of 4 screen. Click USB device on the Step 2 of 4 Choose media type screen. On the Step 3 of 4 Insert USB device screen, choose the flash drive or external hard drive you want to put the Windows 7 installation files on. Tip If you havent yet plugged in the flash drive or other device youre using, you can do that now. Just click the blue refresh button to make it show up in the list. Click the Begin copying button. Click Erase USB Device if youre prompted to do so on a Not Enough Free Space window. Then click Yes to the confirmation in the next window. Note If you dont see this it just means that the flash drive or external hard disk youve selected is already empty. Important Any data you have on this USB drive will be erased as part of this process. On Step 4 of 4 Creating bootable USB device, wait for the Windows 7 USB DVD Download Tool to format the USB drive and then copy the Windows 7 installation files to it from the ISO image you provided. Youll see a Status of Formatting for several seconds, followed by Copying files. This part might take as long as 3. Windows 7 the ISO file you have is from, as well as on how fast your computer, USB drive, and USB connection is. Tip The percentage complete indicator may sit on one or more percentages for a long time. This does not mean anything is wrong. The next screen you see should say Bootable USB device created successfully. You can now close the Windows 7 USB DVD Download Tool program. The USB drive can now be used to install Windows 7. Boot from the USB device to start the Windows 7 setup process. Tip You might need to make changes to the boot order in BIOS if the Windows 7 setup process doesnt start when you try to boot from the USB drive. See How to Change the Boot Order in BIOS if youve never done that. Tip If you still cant get the flash drive to boot, and you also have a UEFI based computer, see Tip 1 below for help. Note If you arrived here from How to Clean Install Windows 7, you can now return to that tutorial and continue installing Windows 7. See How to Install Windows 7 if you werent doing a clean install or youre not sure what kind of installation to do. Tips More Information. When the Windows 7 USB DVD Download Tool formats the flash drive during the process above, it does so using NTFS, a file system that some UEFI systems wont boot from if on a USB stick. To get the USB drive to boot on these computers, you should copy the data from the flash drive onto a folder on your computer, then reformat the flash drive using the older FAT3. See How to Burn an ISO File to USB tutorial for an alternative method for getting a Windows 7 ISO image onto a USB drive. I much prefer the instructions Ive outlined above, but if you have trouble getting it to work, the general ISO to USB walkthrough should do the trick. Having trouble installing Windows 7 from a flash drive or other USB device See Get More Help for information about contacting me on social networks or via email, posting on tech support forums, and more. 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