Found this through wiki:
Quote:
Originally Posted by kodomo
Mind that the background does not seem part of the scribble unless it's exported... so the background vanishes when the SD card is removed and needs to be re-selected when it is inserted (only applies for documents that have been opened in between).
On the positive side that means that you can use the background as scribbling aid and then remove it prior to exporting the document  |
Previously I did not have to remove the SD card to remove the background. I do not remember how.