By default, the platform does not have the option to change the LearnDash Quiz Icon. You can use the following CSS code.
Please follow the steps below:
1. On the WordPress Dashboard, click on ‘Appearance‘ and select ‘Customize‘
2. After getting routed to the following page, click on ‘Additional CSS‘
3. Insert the code in the space provided
.learndash-wrapper .ld-item-list-item-quiz .ld-item-name .ld-item-title:before, .bb-icon-question:before{ content: 'ef01'; }
4. Click on publish and review the changes made to the LearnDash Quiz Icon.
Additionally, you may modify the icon by changing only its Unicode based on the following link https://www.buddyboss.com/resources/font-cheatsheet/
Screenshots
Without code

With code
