This article explains how to breathe new life into Windows 10 using a recovery USB. You can create your own Windows 10 recovery USB or install a fresh copy of Windows from a USB drive.
How to Recover Your PC Using a USB Recovery Drive
If you're having problems with Windows, here's how to install Windows 10 from a USB recovery drive:
Connect the USB stick to the computer while the computer is turned off.
Hold down the Shift key and turn on your PC. Continue holding Shift until your computer boots to the Windows Advanced Startup Options menu.