Lists Dropdown appear in several places on Makerble:
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Although in some instances you can create a List Dropdowns while creating or editing a form, you cannot edit an existing ListDropdowns while creating or editing a form.
To edit an existing ListDropdown, you must go to the appropriate app.
How to edit an existing
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Dropdowns
To edit a List Dropdown that appears in a Contact Form, Event Creation Form, Event Guest Booking Form, or Survey, go to the Lists App (steps described below)Dropdowns App - Edit a Dropdown field.
To change which List Dropdown is used as the set of answer choicesin a Multiple Choice Survey Question, go to the Goals App and follow the steps to edit a Multiple Choice Tracker. But if you want to simply edit an existing listDropdown, go via the Lists App
Steps
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Go to My Apps in the top menu
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Select Lists
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You arrive on the Manage Lists page
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This displays the Lists that are owned by you or your organisation
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From here you can click the Edit button next to a List to edit that list
When you click edit you arrive on the Edit List page
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Dropdowns App (steps described here: Link )