Note: Make sure you are logged in and in the correct event
After registration you decide that you want to add a certain option field to all participants. For example, participants type. You do not want to do this for every participant separately. This article explains how you can do this for a bulk of participants.
Create an option field in custom fields. In this case, participant type and choose the options you would like.
Go to participants and select the participants to who you want to add a field. You could also look for the participants using the 'advanced search'.
Click on more.
Click on 'set field'.
Choose from the option fields you created. In this case, participant type.
Note! Only customized option fields are available here.
Now you can add the value you want to add to this bulk of participants.