Help : macOS Greek - Polytonic
To set up your Mac for typing Polytonic Greek, follow these steps:
1 Go to System Preferences and select Keyboard.
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2 Go to the Input Sources tab, make sure Show Input menu in menu bar is selected, and press the + button to add a new input source.
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3 Select Greek, then Greek - Polytonic, and then click Add.
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You will now have a submenu in the right of your menu bar for switching between input sources.
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If under System Preferences > Keyboard > Input Sources you also select Use the Caps Lock key..., you can switch between input sources with caps lock without have to use the menu every time.
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In each chapter, you can always check that you’re typing the characters you want during practice before you start the timed test.