You mean the three-time-button? It's just an extra button next to the mouse wheel. When you click it it just clicks 3 times very rapidly :b (Faster then I would be able to click 3 times)
You mean the three-time-button? It's just an extra button next to the mouse wheel. When you click it it just clicks 3 times very rapidly :b (Faster then I would be able to click 3 times)