Icons

Additional modules utilised: Menu bootstrap icon

Icons can be added using the text editor set to "Full HTML" mode, using the icon picker in the toolbar  

Icons can be added to menu items when editing the menu.
They can also be added manually with html, using the icon classes inside "i" elements.

An example of Icon markup for the icon:

<i class="bi bi-7-square-fill text-black"></i>

Filled Icons

Outlined Icons