How to change the system font of Win7 computer

How to change the system font of Win7 computer?
1, first we need to click the right button of the computer, we can click on the right button to see a [personalization], we can click;
2 After we click [Personalization], we will see another interface with more dialogue windows. We click on the [Window Color] below;
3. After we click [Window Color], we will see An [advanced appearance setting] we can click to enter;
4, after entering the [advanced appearance setting], we are selecting a [selected item], so that we can;
5, then We will see that there is a [font] below. We can choose the font we like ourselves. This is fine.
6. After we confirm, we can see the font display effect: