Drag and drop notification icons between the overflow and the visible tray to set them to always show or always hide (if you want to reset an icon to the default auto-hide option, you need to use the “Customize…” dialog still).
Drag and drop notification icons between the overflow and the visible tray to set them to always show or always hide (if you want to reset an icon to the default auto-hide option, you need to use the “Customize…” dialog still).