1. Open your family tree in the Family Tree Builder software.
2. Find the person whom you would like to add a nickname for.
3. Click on the 'Edit' button and choose 'Edit details'.
4. Click on 'Names' and you will be able to add a nickname in the relevant field as shown below:
To see how you can edit a profile online, including nicknames, please visit:
What details are displayed on my personal profile page?