How to customize azimuth indication

[PC9T]

How can I change the azimuth indication.

I see in the app store by rotor different backgrounds, but in the application I don't see a possibility
to change the background.

How can I change it.

[DL2RUM]

Just drag and drop your image.
https://dl2rum.de/rotor/docs/en/pages/AzimuthWin.html