Open a green channel for Windows 7 specific users

Users familiar with Windows XP must remember one of its features, set a "free password" for a specific account login. Specifically, you can set a green channel for a specific account ID, and you do not need to enter a login password when logging into the system (usually, such users are not users with administrator privileges). Under Windows 7, users can still specify a green channel for a specific user.
Click the Windows 7 Start menu, type “control userpasswords2” in the "Search Programs and Files" and press Enter, then confirm the checkbox in the dialog that opens. To use this machine, the user must Enter the username and password “, as shown in Figure 1:

After the modification is complete, save the settings to exit. After that, when you log in to the system again, Windows 7 will ask you to specify which user to open the "green channel", as shown in Figure 2:

In Figure 2, after setting the user and password When someone else uses the specified login "lvta", he does not need to enter the system password to log in to Windows 7.