Surround it with the brackets
With a simple key combination, you put the square brackets depending on your needs.
- To put the to the right open bracket " [ " , press the keys [Alt] and [5] simultaneously. The right place open parenthesis at the Position of the activated text.
- You want to close the bracket "]", press the [Alt] key and the [6] key at the same time.
Also other special characters must be set to the Mac keyboard, certain key combinations. Read more in this practical tip under point 5.