How to Reinstall Windows 10 without CD/USB Easily, How to Factory Reset Windows 10, wipe hard drive clean and reinstall Windows, How to reset Windows 10 laptop
This will erase all data on your hard drive. Be sure to back up your computer before you reformat your computer.

This tutorial will apply to computers, laptops, desktops, and tablets running the Windows 10 operating system (Home, Professional, Enterprise, Education) from all supported hardware manufacturers, like Dell, HP, Acer, Asus, Toshiba, Lenovo, and Samsung).
#windows10

wipe laptop hard drive before selling