How to Install Windows without USB/CD
Make a Bootable Internal/External Hard Drive Partition and Install Windows from it Step 1: Format the Drive Just place the flash drive in the USB port of your computer. Open command prompt ( cmd ). You can do that by pressing WINKEY+R and typing "cmd" or searching and right-clicking on the listed file and clicking on “ Run as administrator “. Have in mind that this will format the Hard Drive. If you do not want to lose all your files, simply create a partition with something close to 8GB (for Windows 10 installation, for instance) and skip this step. Otherwise, enter the following commands in the same order as I did here: diskpart list disk select disk z (where z is the number corresponding for your USB disk. You have to replace it with the corresponding letter from your own system). clean create partition primary active format fs=fat32 quick assign exit Please be careful using the select command (so you don’t select and format your hard disk inste