Previously, we covered how to hide the last logged in user's name in Windows 10 from the sign in screen. Once you had applied that trick, you had to type your user name and password every time you signed in. But when you lock your Windows account using Win + L and walk away, some private details are still shown there. Many users are asking me how to hide these when you lock your PC. Hiding account details is especially useful when you are using a Microsoft Account because it exposes your email address. In this article, we will see how to hide the account information displayed when you lock your PC in Windows 10.