How are you setting it as the background?
Opus has an internal command for doing that which should not depend on any other tools. Buttons for it are in the Thumbnails Toolbar as well as the menus of the Opus viewer and preview pane.
How are you setting it as the background?
Opus has an internal command for doing that which should not depend on any other tools. Buttons for it are in the Thumbnails Toolbar as well as the menus of the Opus viewer and preview pane.