Select a preset for column data
Once you have selected the option to use a preset, the Preset drop down box will list the available presets for the column datatype. If you select a preset from the list, the column will be "ready to fill".
A column with the selected preset "US Phone Number"
If you save the Test Data Generator project, the project <-> preset link is stored as a dependency, see Deleting a Preset for information preset-dependencies and how to recreate links.