This document provides instructions for changing the password and PIN for a Windows 10 account. It outlines the following steps: 1. Open Settings and select the "Accounts" option, then choose "Sign-in options" to access password and PIN changing options. 2. To change the password, enter the current password and then create a new password and password hint. 3. Changing the PIN only requires entering the current PIN and creating a new one. 4. A picture password can also be set up as the primary sign-in option by drawing unique gestures on a selected picture.