# Uploading a background image

You can use your own background images in your visualisation. The number of background images for a visualisation is not limited.

1. Prerequisite
2. Use a background image with the same image size as your drawing area. Otherwise the background image is scaled to the size of the drawing area while maintaining the aspect ratio.
3. The background image is smaller than 1 MB.

1. Start editing the real-time application.
2. In the menu bar, click Visualisation.
3. Click on the drawing area to open the drawing area properties.
4. In the Properties, click Upload.
6. Select the background image.
7. Click Open.