Please follow the below steps to add FAQs section to your website homepage.

• Go to Appearance > Customize > Frontpage Settings> FAQs Widget
• Click on Add Widget & select Text Widget
• Enter the Section Title & Description
• Click on Add a Widget & Select Rara: FAQs widget

• Check Enable FAQs Toggle 
• Enter the Question and Answer
• Click on Add FAQs and add more FAQs
• Click on Publish