Administrator Password Settings
1, in the Windows7 click on the lower left corner win icon, found in the "Control Panel" as shown in the picture.
2, in the Control Panel click "User account and home security settings" as shown in the picture
3, and then here you will see an administrator of the administrators we click on it
4, into the Administrator management, we click on the image below "Create a password"
5, here Enter the power-on login password, and then no problem click "Create password" can be completed.
Set up Guest Account
1, the same in the Start menu--"user account and home security settings" will see that there is a "Guest account" if it is deactivated we click on the open, or whatever.
Change Password
1, to modify the premise of the password we must be logged into the system, and then in the beginning-"Control Panel-" Account entry settings-Change password
2, enter the relevant password "Current password input" is your power-on login password.
3, if not password directly enter the current password and then click the Change password next time you do not need to enter the password.