If everything fails, you can simply copy the squared symbol from this page and paste it anywhere you want. Highlight this symbol: ² and then press Ctrl and C simultaneously to copy it. Go back to your document or application, and then paste the symbol by pressing Ctrl and V at the ...
The space for ‘Phrase’ is where you would simply copy and paste any symbol (in this case the squared symbol which I copied from a message sent on an App). The ‘Shortcut’ is where you will write down how you can access this phrase without using a tab for it. You will write dow...