How to set windows user's password

If you want to change user password in windows, please follow the below steps.

1 - Open the "control panel"
2 - Click the "user account "
3 - Click set up a new account on the user account windows and then input a user name that you must remember it. Click "next" and select "computer administrator" option, then set up a account. In this way, you have a user name. From next step, you start to set up a password.
4 - Following above steps, clicking "changing account " and "set up password", then fill out the form as listed. Click "create password".
thus, you have a personal login id and password, any one has no right to login to your computer with out this info.