Setup from USB
Installing Windows on a PC or laptop usually requires an internal or external optical drive for loading the setup files from the original DVD. Nonetheless, it is also possible to carry out the procedure in the absence of such a device, provided that at least one USB port is available.
Thanks to a tool like Setup from USB, you can have Microsoft's proprietary operating system installed from a flash drive, external HDD or even from a memory card. This easy to use application will turn that external storage device into a bootable installation media in no time.
The only thing you have to be careful about is to have enough space on the target drive so that all the necessary files can be copied. Usually, around 4GB of free space are enough since Setup from USB loads the setup disks for Windows Vista and Windows 7.
Also, you should backup any existing data on the removable device prior to starting the actual operation. A word of advice - it would best to do the whole thing with an empty drive, just to make sure nothing will get mingled among the all important setup files and also because it will work faster this way.
To actually begin creating the booatble device, after connecting the drive you simply have to choose the location of the installation files for Windows by browsing to the directory or drive where they are stored onto.
The next step is choosing the target drive and from then on, Setup from USB does its job without requiring your intervention anymore. You can watch the progress of the task and check out the current activity as they are displayed in the main window of the program.
To conclude, it's safe to say that Setup from USB is truly one of the most straightforward and easygoing methods of creating installation media for Windows Vista and Windows 7. Without requiring any prior knowledge, this application can be used by any user, regardless of their experience level.