... . I'm not at all computer savvy though after several hours on this task am getting slightly more into practice, but keep hitting the same problem. Cheers Julian posted: 22 May 2020 18:10 from: Martin Wynne Julian Roberts wrote: Is there a back button? I keep making stupid errors, and cannot find a simple way of undoing them Hi Julian, If you mean changes to the control template, you can undo them, or redo them, by clicking the blue arrows at the top of the trackpad: 2_221253_590000000.png They repeat if held down, so you can go to and fro and round and round. There are 80 slots in the rollback register. Instead of clicking the buttons, you can also go to and fro by holding down SHIFT+ CTRL keys and rolling the mouse wheel. The blue dot button zooms the trackpad to the control template, or press the SPACE bar. If you mean you stored the control template on the background by mistake, you can remove it by clicking on it, and then delete (or ...