Login to the Eventify Admin Panel and click on Registration>Registration Forms> Edit.
Scroll your mouse on each field and you will see an edit icon, pause on it and you can see a window opening where you can edit. You can change the label names and also mark the fields as “hidden” or “editable by admin only” or “public” as per the demand. You can also change the character limit/length of the text.
Once you've completed your modifications, save your changes by clicking a "Save" button.