Standard attributes can be captured for each user (cell phone number, Skype ID, date of birth, etc.) You can also define additional attributes by adding custom fields to the user profile. You can do this through the User Schema.
When added, a custom field will appear in the Custom Properties tab and can be populated accordingly.
Steps
On the top right, navigate to → Manage Users
On the left, navigate toUser Management→ Users
Open the User page by clicking on the Full Name hyperlink
Click the Edit button
Click on the Custom Properties tab and if any custom properties exist, they will appear in this tab
To add a value to a property, simply double click on the Field Name and enter a value in the Field Value field