After logging into your account in Lean PlanDo, this will be the page you see.
Public Projects are projects where you can invite people to collaborate and work on the same project together.
Private Projects are your own personal projects where external parties cannot be invited.
When you click on the Menu icon (three bars) on the top left corner, you will be able to see this.
Click on the User icon on the bottom left corner to access your Profile Settings or to Log Out of your account.
In the Profile Settings, fill in your account details to update your profile or change your profile picture, and click Save.