If user only is allowed to select from a drop down, without autocomplete, then do not use the autocomplete widget.
Use the default built in reference selector widget instead.
Hi Mohammed Jaffer Ali N,
For your requirement try Bootstrap Multiselect
https://marketplace.mendix.com/link/component/2295
Hi Mohammed Jaffer,
Use the below widget for your requirement.
https://marketplace.mendix.com/link/component/116917