1. Open the resume template, right-click the place where you want to add the format, and select "Paragraph" or "Style" option.

2. If you select the Paragraph option, you can set the indentation, alignment, line spacing and other formatting of the paragraph.

3. If you select the "Style" option, you can choose the preset style template or customize the style template.

4. If you choose a custom style template, you can create your own style by setting the font, font size, color, bold, italic, underline and other formats.

5. After setting the required format, click "OK" to complete the addition.