Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The visible read-only property of the WindowControlsOverlay interface returns a Boolean that indicates whether the window controls overlay is visible or not.
The window controls overlay is not be visible if:
display_override member is not set to window-controls-overlay.A boolean.
if (navigator.windowControlsOverlay.visible) {
// Execute code if the controls overlay is visible.
} else {
// Do something else when it isn't visible.
}WindowControlsOverlay interface it belongs to.