You can find this section in HostBill Admin → Settings → Products & Services → Your order page → Your product → Components → Forms → Add new form field → Multiple selection fields → Dropdown Multiple Select field.

Basic settings

In the Basic settings section you can configure:

Field name - the name for this field
Description - optionally you can add the description for the field
Admin only description - description available only for staff members
Form group

Values

In the Values section you can add filed values and configure price per each value.

Field logic

This option allows you to control other fields appearance dependent on this field value. Note: you need to have at least two form fields created to use field logic.

Additional settings

In additional settings you have the following options:

Add empty option - when enabled select will have default preselected empty option, other than the fist available in items
Hide on transfers - this option applies to domains only

Advanced settings

In the Advanced settings section you can configure:

Variable name - to use in emails
Admin only - if this option is enabled only admin can see this field
Required field - client will be forced to provide a value or select at least one option
Allow downgrades - client can downgrade after order
Allow upgrades - client can upgrade after order
Show in cart - display this field during order
Show in Invoice - choose when to add field description to invoice line:
- Default - show when priced or enabled in cart and not empty
- Priced - show when selected value isn't free
- Force - show even when it's empty or free
Don't discount - when enabled, promo codes will not discount this field
Upgrade setup fee - charge setup fee on upgrades and downgrades
Upgrade fee - set to non-zero value for additional flat upgrade charge
Downgrade fee - set to non-zero value for additional flat downgrade charge
Upgrade pro-rata - calculate pro-rata on upgrades and downgrades
CSS Class - field container will be displayed with this css class
Category name - supported by some order pages to group options
API Use - for order draft/upgrade api calls.

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