On Desktop:
- Click on Overview
- Click on To-Dos in the sidebar
- Edit To-Dos under the Project tab. This section is best for more general To-Dos pertaining to the project as a whole. The other tab, Spaces, will most likely hold more specific To-Dos.
On Mobile App:
- Click on To-Dos at the bottom of the screen
- Edit To-Dos under the Project tab
Further Reading: