In case you forget your user password
How to Create Password Reset Disk on USB in Windows 10 – Howtosolveit
While there are several ways to regain access to your Windows computer if you forget your password, using a "password reset disk" is by far the fastest. If you are worried that you will ever forget your PC password, we recommend that you create a password reset disk right away.
Compared to other password reset methods (security questions for example), a password reset disk is easier to create and much more secure. In this guide, we will explain almost everything you need to know about creating and using a password reset disk on a Windows computer.
Think of a password reset disk as a master key that can be used to regain access to your computer if you forget your password. Technically, it’s not a physical disk. It’s simply a recovery file that Windows encrypts on an external storage device (USB drive or SD card). When you plug it into your computer, you can create a new password from the login screen in minutes.