How to close dropdown list on outside click on window

[komalharmale]

first i click on searchble dropdown->on click list of items get visible on screen->now i dont want to select that item->so i click on outside of window->but still dropdown menu items are visible to me

[AdeelTanveer]

Same issue

[Mehdi4924]

Check the link below it works for me
https://stackoverflow.com/questions/66885944/unable-to-close-the-opened-searchable-dropdown-on-back-button-click