Steps on how to cut copy and paste on a Mac. Make sure that all your Windows are closed. 1. Click the Apple on the upper right corner. 2. Select and click System Preferences and a small window will appear. 3. Double click the small mouse picture and a bigger mouse picture will appear 4. Click on the right tab that says Primary Button and click to select Secondary Button. 5. Close the window. 6. When you right click the mouse a menu will appear and you can already cut copy and paste just like in Windows.