So, if Windows 10 is not behaving in the expected manner, you can rely on the USB stick to reinstall it. Not only can you install Windows 10 from the drive, you can also reinstall Windows 10 with a USB stick. While this is fine, it might be worth leaving it alone as a dedicated Windows 10 installation and repair drive. Once you've installed Windows 10 from the bootable USB drive, you might think you can just reuse the drive. How to Reinstall and Repair Windows 10 From USB