Click on "List of Projects"
Click on your project
Click on "MODULES"
Click on the PLUS sign to add a new module
Click on "Consultation"
Click on the consultation you want to feature
Click on "SAVE"
By default, the consultation banner will be used as the image on the project page. With the modern theme, you may need to use a different one. Disable the "Use consultation banner image" button
Click on "SAVE"
Click on the camera icon and follow the steps to use a new image
Click on "Project"
Click on "PREVIEW"
Preview your consultation on your project page
Your consultation must be set to "Ongoing"
If your project is public, your consultation must be public too. You may need to disable "Consultation by invitation" mode