Predefined values can be codes or other content that you want shoppers to choose from during checkout, for example order reference codes, purchase order numbers or product options.
1 On the menu bar, choose Advanced > Predefined Values.
2 Click the Add button to add a new list of values.
3 Enter a Name for the new list of values and choose Customer Reference from the Application drop-down list.
Now you can upload a TXT or CSV file which contains the values – one code per line in the file you upload.
Alternatively, choose Free Text Option from the Application drop-down list to create predefined values for Product Options.
4 Browse to the file with values and upload it.
The values you have in the file now appear in the Content panel.
5 Save your changes.
Now this list can be enabled when setting up your Store in the
General Tab.