However, if you have a newer PC, it's probably UEFI compatible. If you don't know which one to choose, choose "MBR for BIOS". Indeed, USB 3.0 is not supported by Windows 7 and booting Windows 7 from an USB 3.0 port is not supported either.Ĭhoose if you want to install Windows 7 in : Warning : once the WinToUSB process is complete, you will need to plug your external hard drive into an USB 2.0 port to boot from it. To speed up copying files to your external hard drive, temporarily plug it into an USB 3.0 port. In our case, it's a "WD Elements" external hard drive. Select your external hard drive or USB drive from the list. In our case, we used a Windows 7 圆4 iso file. vhd and vhdx : virtual hard disk files (used in particular by Hyper-V).swm : file type obtained when slicing wim files.1 of these 2 file formats are available in the "source" folder of the Windows 7 installation DVD. wim and esd : files that contain the Windows 7 installation files.iso : Windows 7 installation DVD image, for example.
In the list of supported file types, you will find : iso, wim, esd, swm, vhd and vhdx. If you have chosen the first option, click on the "Browse" icon. use your computer's internal hard drive to copy the operating system installed on your computer to an external hard drive connected via USB.use a CD/DVD that is in your CD/DVD drive.Once WinToUSB has been launched, you will have the choice between 3 sources (in the left column) : To install Windows 7 on an external hard drive, the tool with the best compatibility (although it doesn't work on all laptops or desktops computers) is WinToUSB.Īlso, there is a free version of this program which is sufficient for what we want to do here. Otherwise, you will need to download many utilities (including DISM) and use the command line.
If you really want to install Windows 7 on a fairly capable external hard drive or USB key, you'll need to use third-party software. Install Windows 7 on USB support with WinToUSB
Setup does not support configuration of or installation to disks connected through a USB or IEEE 1394 port.Ģ. Windows cannot be installed to this disk. If you click on this error, it will be clearly stated that Windows 7 cannot be installed on USB support. Windows can't be installed on drive 1 partition 1. If you try to install Windows 7 on an external hard drive or on an USB key plugged into an USB 2.0 port, the Windows 7 installation wizard will display this error : Booting Windows 7 from an USB 3.0 port is not supportedġ.Install Windows 7 on USB support with WinToUSB.Cannot install Windows 7 on USB support.However, you can still do this using a specific program. If you try to install Windows 7 on an external hard drive or USB key, you will quickly see that this is not officially possible.
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