WinToHDD Program: Install/Reinstall Windows without CD or USB Flash Drive
WinToHDD is a free program that allows you to install or reinstall Windows 7, 8, 10, or even Vista directly without a CD, DVD, or flash drive. You can also easily transfer the installed Windows version from one hard drive to another through this program. Note that we have previously reviewed a practical experience of transferring Windows from HDD to SSD, the program provides several distinctive and useful options and capabilities worth trying out. (Download the program)
After installing the program and running it, you will see several simple options, either installing a new Windows version, reinstalling Windows, or cloning the system. You can press on one of these options according to your preference. The method will be very easy where you select the ISO file of the Windows version from your device, then choose where you want to install Windows, and then leave the tool to do its job.
There is also a point you need to note, you will not be able to install a Windows version on the same hard drive where the current Windows is installed on your device, but it must be installed on a different hard drive.
If you want to access the full explanation for each of the three available processes through the program, you can visit this link from the official program website and read the explanation and images for each step in detail.