From this palette, you can easily select characters that are not accessible via the keyboard.

The call is made through the settings menu, which you can find in the toolbar under this icon:

Font Family
Select the desired font family.

Font Style
Select the desired font style from which the character should be inserted.

Selection Area
The characters are inserted into the text with a simple click. When you hover the cursor over the individual characters, an info about the name and the Unicode address will be displayed. In the lower area of the selection area, there is the option for filtering. You can enter either the Unicode address or parts of the name there. Digits can be filtered with the keyword DIGIT, letters with the keyword LETTER.