Settings Screen Concepts Back to index... The settings screen is used to select image size and layout. Simpley select the size you want and select horizontal or vertical layout. NOTE: If you select a large size your phone may run out of memory. If this happens select a smaller size. If you turn on ouput transparencey, you will create a png file with the background removed. If you select blue screen processing that the system will remove blue from the image insted of green.