This article will guide you on how to mirror your Mac® computer's display to your television set. In this process, the display on your Mac computer will reflect/appear on your television screen. Follow the steps below to know how:
Step 1:
Click the Apple 
icon then select the System Preferences… option.
Step 2:
Click Displays.
Step 3:
Click the Arrangement tab.
Step 4:
Check the Mirror Displays box.
Your display screen on your Mac computer should now appear on your television screen as well.
