in this video, we installed windows 10 from iso file of windows 10 in windows 10 pc, but this same method will work for installing windows 10 on windows 7 / windows 8.1 / windows 8 pc.In this video we will see how to install windows 10 from usb pendrive. For this, you will have to first create bootable USB media from ISO for Windows 10. You will also have to create a separate partition, with at least 16 GB space, using the built-in Disk Management tool, if you plan to dual-boot it. This is one of its system requirement.From an easy upgrade...