Click on the kebob icon next to a Project. Then click the "edit" option.
Step 2: Adding Users
Tick the check box to the left of each user name and users will be automatically added to the Selected.
You can now add more Users to your Projects. Need to remove a User from your Project? Removing a User is just as easy and we will show you how on the next page. Click "Next"
Open the edit menu by clicking the kebob icon next to the Project your working on and then the edit button.
After choosing Users, click on the add button on the bottom right.