Originally Posted by mrGrumpier
I have selected [System Settings] [Appearance] and set the background/wallpapers to 'changes throughout the day', which is fine - BUT I want to change some of the pictures - adding some of my own. I can manually ADD a picture but this is fixed ie will NOT change. Is there a file that can make changes to the set wallpapers??
To get an answer to about any question you really need to give some specifics.
What distro are you using? What version are you using? What is your hardware?
These are the minum things people need to know.
If you are using a Gnome based DE this should be doable quite easily.