-  Navigate to your project. 
-  In the top-right, click to open the menu.  
-  In the menu, click Settings to access the project settings. 
-  Click the name of the custom field you want to rename. 
-  Under "Field name", type the new name for the field. 
-  To save changes, press Return. 
Renaming custom fields
Learn about renaming existing custom fields in your project.