i) Click on your name on the top right corner of the Activity screen and select Projects. Click on any existing project to edit.
ii) You can edit name of the project, add contact (phone number) and add clients or users to assign to the project. Click here to learn more about managing Users. You can also add a brief description and color for better viewing. Once done, click on Save.
iii) Project name can be edited from Report as well. Click here to learn more about editing project names and tags from Reports.