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1、How to create a bootable Windows 7 USB flash driveBy Emil Protalinski|Last updated about a year agoThe USB flash drive has replaced the floppy disk drive as the best storage medium for transferring files,but it alsohas its uses as a replacement for CDs and DVDs.USB drives tend to be higher in capaci
2、ty than disc media,butsince they are more expensive,they cannot(yet)really be used as a replacement.There are reasons why youwould,however,choose a USB device over a DVD disc,and bootable software is definitely one of them.Not onlyis it faster to copy data such as setup files from a USB drive,but du
3、ring usage the access times are alsosignificantly faster.Therefore,installing something like Windows 7 will work that much faster from a USB drivethan from a DVD(and of course,is particularly useful for the PCs without an optical drive;this isnt something weshould just leave for the pirates to enjoy
4、).This guide will show you two different ways to create a USB flash drive that works just like a Windows 7 DVD.Inorder to follow this guide,youll need a USB flash drive with at least 4GB of free space and a copy of the Windows7 installation disc.Windows 7 USB DVD Download ToolYou are normally given
5、this tool when you purchase from the online Microsoft Store.The easiest way to turn a USB flash drive into a bootable Windows 7 installer is by using the tool Microsoft offers,cunningly named the Windows 7 USB/DVD Download Tool.To get started,download the installer exe fromM and follow the basic ste
6、ps to put it onto your computer;you can put it on the computer you plan toinstall Windows 7 on or another one,it doesnt matter.Once it is installed,it should create an icon on your desktop,so double-click that to open.If you cant find it,usethe search function in the Start Menu with a keyword like U
7、SB.Launching it should give you the above screen,and step one is to find the Windows 7.ISO file.The tool only accepts.ISO images,so we recommend that youconvert yours if its in a different DVD image format.Step two is straightforward:simply choose USB device.In step three,all you have to do is make
8、sure that you are choosing the correct USB device.If you have other dataon the device,move it to your hard drive,another USB device,or somewhere else before proceeding.The tool will prompt you if it detects data on the device.Once your data is backed up elsewhere,click Erase USBDevice.You will get a
9、nother prompt warning you that all the data will be wiped.Click Yes to continue.The format will be very quick,while the copying of the files will take a little bit more time(about 10 to 15 minutes).Once the process is complete,you should get the above confirmation message.At this point you can close
10、 the tooland use the USB drive to install Windows 7.Remember that youll have to choose to boot off the USB drive.Beforedoing so,you may want to open up the USB drive and double click on setup.exe to see if everything looks okay.Ifyou want to be able to do this manually,see the next section,and if you want to be able to install any edition ofWindows 7,skip to the section after that.