You can tap your mouse to click or change the direction you scroll. Here's how:

  1. At the bottom right, select the time.
  2. Select Settings Settings.
  3. In the 'Device' section, select Mouse.
  4. Change how your mouse works:
    • Swap your primary mouse button.
    • Turn touchpad acceleration on or off.
    • Adjust how quickly your pointer moves: Move the sliders next to 'Mouse speed'.
    • Choose the type of scrolling
      • Turn off reverse 
      swipe up to move the page up.
      • Turn on reverse
      swipe up to move the page down.