You can insert symbols using the character map.
How to insert a special character
You can insert a special character by:
Selecting ‘Insert > Insert special character…’ from the upper toolbar, or
Right-click and select ‘Insert special character’
Click on the character you need
The selected symbol will be inserted at your cursor position in the Editor
Hints and tips
The character map will present your most commonly used symbols but you can search for more by selecting More symbols… from that menu
You can search for a symbol by name or by categories or hex code
You can select more than one symbol to insert when searching by name or category and these will appear in the ‘selected character’ field.
There is a keyboard shortcut for inserting em-dashes. This is ‘—‘ (dash dash)