If the drop down is not open, expand the drop down list. Otherwise, close the drop down list.
If hints, title or messages exist in a notewindow,
pop up the notewindow.
Option item
Tap
Tap on a option item in the drop down list to add to selection.
Selected item with remove icon
Tap
Remove item from the selected items list by tapping on the remove icon.
Drop down
swipe up/down
Scroll the drop down list vertically
Keyboard Information
Target
Key
Action
Option item
Enter
Select the highlighted choice from the drop down list.
Drop down
UpArrow or DownArrow
Highlight the option item in the direction of the arrow. If the drop down is not open, expand the drop down list.
Select box
LeftArrow or RightArrow
Move focus to the previous or next selected item.
Selected item with remove icon
Backspace or Delete
Remove the selected item having focus.
Drop down
Esc
Collapse the drop down list. If the drop down is already closed, do nothing.
Select box or search box
any characters for the search term
filter down the results with the search term.
Select
Tab In
Set focus to the select. If hints, title or messages exist in a notewindow,
pop up the notewindow.
Disabled option items receive no highlight and are not selectable.