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The WinUI ComboBox control (multiselect combobox) is a selection component that allows users to type a value or choose an option from a list of predefined options. It has many features, such as data binding, multiple selection with checkboxes, editing, searching, filtering, UI customization, and custom templates.


Select an item or multiple items from the dropdown.

Single selection in WinUI ComboBox.

Single selection

Select a single item from the dropdown list.

Multiselect ComboBox control.

Multiple selection

Select more than one item from the dropdown list. Checkboxes can be used to select items.

Multiple selection display

Display multiple selected items with token representation or simply divide them with a delimiter text.

WinUI ComboBox selected items separated with delimiter.


Customized delimiters separate the selected items displayed in a multiple-select ComboBox. (e.g.: ‘-‘ as a delimiter character.)

WinUI ComboBox selected items are in token format.


Customizable token representation allows users to remove an item with its close button.

Editable and non-editable modes

The ComboBox control supports editable and non-editable modes to choose items.

WinUI ComboBox choose item using editing.

Editable mode

Edit the text in the text box. Suggestions will be shown in the dropdown list based on the input.

WinUI ComboBox choose item using dropdown list.

Non-editable mode

Items can be selected from the dropdown list, but the selected items cannot be edited.


The first item that fits the user input is highlighted in the dropdown list.

WinUI ComboBox search the items based on provided input.


Filter the items in the dropdown based on the starting letter or on whether they contain a specific letter.

WinUI ComboBox filter the items based on starting text.

Start with

Filter the matching items based on the starting text.

WinUI ComboBox filter the items based on containing text.


Filter the matching items containing specific input text.

WinUI ComboBox filter the items based on custom filter logic.

Custom Filter

Apply your own filter logic to display custom filtered items. E.g., in the previous image, ComboBox filtered the cities based on country name.


Group data items in the dropdown.

WinUI ComboBox grouped items.


Display hints using a watermark text when no item is selected.

WinUI ComboBox watermark text.

Data binding

Data-binding support works for all popular data sources and displays data based on display member. It automatically generates items from a data-bound collection. The application can be designed in the MVVM pattern.

WinUI ComboBox data binding support.


WinUI ComboBox selection box custom UI.

Selection box UI

Customize the appearance of the selection box.

Custom UI for ComboBoxItem using ItemContainerStyle.

Conditional styling

Customize the appearance of dropdown list items based on the data.

Custom UI for ComboboxItem using ItemTemplate.

Dropdown list items can be customized with an image or custom control.

WinUI ComboBox control with light and dark themes.


The WinUI ComboBox control includes light and dark themes.

Syncfusion WinUI DataViz & UI Controls


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