Open a command prompt as Administrator: press “Win+R” combination to open Run dialogue, input “cmd” in the box and press on “Enter”.ģ. Connect your USB drive to the computer and make sure it is recognized.Ģ. Make sure to back up your flash drive to another storage location before proceeding.ġ. ②The process described below will delete everything currently on your flash drive. ①Prepare a flash drive with at least 8 GB of space for Windows 10 and 8.1, or at least 4 GB of space for Windows 7. Copy Windows 7 to USB for portable Windows 7 deviceįirst of all, we would like to tell how to clone Windows 7 onto a USB flash drive using CMD (Command Line) with the purpose of installing OS conveniently. Copy Windows 7 to USB using CMD for installing OSĬase 2. Since we have listed the two most common situations where you might want to clone Windows operating system onto a USB flash drive, now we will introduce how to do it in detail respectively.Ĭase 1. Tutorial: copy Windows 7 to USB in different cases Besides, when the computer crashes suddenly, they can also rescue it with the portable Windows USB drive. Secondly, lots of computer users want to clone or copy Windows 7/8/10 to USB drive to make a portable Windows USB so that they can keep their customized OS environment in their pocket, carry around and boot familiar OS on other computers, even the brand-new one. To make a bootable USB as a Windows installer, you have to know how to copy Windows 7 to USB from ISO or DVD. So, many users choose to install OS from USB drive, which is much faster and more convenient. However, Windows is still released in DVD or ISO form, and installing Windows OS from optical media is also still too slow. With each new release of Windows, the installation time gets shorter and shorter. 2 S ituations where you need to copy Windows 7 to USBĬopying Windows 7 operating system onto USB flash drive can be useful in many cases, and below are two most common situations.

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