To enable Discussions on a new project you created:
1. Navigate to the Projects Tab.
2. Press the '+' icon in the right-hand corner and choose 'New Project'
3. Scroll down to toggle ON 'Make Project Public' and then toggle ON 'Discussions Tab'.
4. Press the '✔' icon to save changes.
To enable discussions on an existing project, you have to be a project owner:
1. Open your existing project.
2. Press the '≡' icon in the right-hand corner, and click 'Edit Project'.
3. Scroll down to toggle ON 'Make Project Public' and then toggle ON 'Discussions Tab'.
4. Press the '✔' icon to save changes.