Apply strikethrough effect to draw a horizontal line through the center of the selected text. Use the following guideline to strikethrough the text in the Crater Editor:
2. Select the part of the text, and then click Strikethrough
Note: If you don't select any text, the setting applies to the new text you write in the same text frame.
Use the strikethrough when you want to imply that the text is incorrect or irrelevant. Don't forget to save the changes when you're done.