The default backdrop is plain white. You are able to change the backdrop from Scratch’s library or upload a JPEG, PNG or BMP image from your own computer that you downloaded, captured or transferred. Here’s how;
When in your new project,
Click either the library, paint, upload or capture an image from the webcam,
For library, choose a backdrop and click OK,
For paint, you can paint and draw your own backdrop,
For upload, you can upload an image from your hard drive,
For capture, you can capture an image from your webcam.