After successfully builded the WinPE image, WinToHDD will prompt you to reboot the computer, click 'Yes' button to allow WinToHDD to reboot your computer.

After clicking 'Next', a pop-up will appear asking you if you want to build a WinPE image to continue.

WinToHDD will automatically select the target boot partition and system partition from the partition list, and the selected partitions will be marked as red. If you see the edition of Windows you want to install, select it, then click 'Next'. WinToHDD scans for and lists installable operating systems. Click the button, then click the button and select the ISO file from the open dialog box. Download, install, and Run WinToHDD, then click the button. Tutorial to reinstall Windows 10 directly from an ISO file with WinToHDD. The answer is yes, free Windows deployment tool WinToHDD can help you reinstalling Windows 10 directly from an ISO file instead of from a CD/DVD or USB drive. Is there any way we can reinstall Windows 10 directly from an ISO file, even if I don't know much about computer technology? But if your computer doesn't have an optical drive or you don't know anything about computer technology, then reinstalling Windows 10 operating system becomes very difficult. That's no problem, you can install Windows from a CD/DVD dirve or you can install Windows from a USB drive. In this case, most of us will choose to reinstall the entire Windows 10 operating system. As time goes by, the free space of Windows 10 system partition will become less and less and Windows 10 will get slower and slower.

Windows 10 copy cd to iso file