How to use the keyboard of the wolf spider? More detailed?

Dear, have you noticed that there is an Alt key on your right hand side? There is an Fn key next to it. Use the keypad 2/8 to adjust the brightness. For example, if you press Fn+2, the brightness will decrease. The lowest level is dormancy, commonly known as turning off the lights. On the contrary, Fn+8 enhances the brightness. For example, if you press Fn+8 to enhance the brightness, the highest grade is breathing and flashing, as if your keyboard had life. With you and a high-performance mouse. It's cool at night. Let's talk about the switching of backlight first. Press Fn+F 1'F2'F3 to switch. Red and blue powder can be adjusted at will. Other auxiliary keyboards are mainly used when playing games. How to set it is up to you.