Options - Drag & Drop

Tab as Drag Source

Allows dragging tabs. You can choose between creating a new window from the tab / copy or move the folder when dropped.

Tab as Drop Target

You can drop files and folders to tab to move or copy files.

Choose action when you drag files over a tab and wait:

TabBar as Drop Target

You can create tabs by dropping folders on TabBar.

Drop Helper

Drop Helper is a small window that is displayed when folder icons are drag-hovered.

This might possibly be useful on the desktop if you have shortcuts to folders in different drives.