If you are selling your Windows 10 laptop to someone else, it’s a good idea to format it first to permanently delete your files and personal information. We’ll show you how to delete everything on your laptop and reformat your hard drive.
1-Back up all the files you want to keep. Formatting you computer will get rid of everything and reinstall Windows. You will lose anything you don’t back up. You can back up your files using an external hard drive, a USB drive, or a writable DVD or Blu-ray. You can also back up your files using cloud storage, like Dropbox, or Google Drive.
2-Click the Windows Start button. It’s the button with the Windows logo in the lower-left corner of the taskbar.
3-Click the setting icon. The icon that resembles a gear in the left-most column is the Windows settings button.
4-Click Update & Security. It’s the last option that has an icon that has two arrows that form a circle.
5-Click Recovery. It’s next to the icon that resembles an arrow drawing a clock in the left column.
6-Click Get Started. It’s below the option that says /”Reset this PC/”.
7-Click Remove Everything. This will remove all files, uninstall all apps, and reinstall Windows. If you click /”Keep my files/

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