... . I don't recollect any problems in re-installing Quo. Yes it is a bit clunky but it's cheap and does the job I want it to do. I don't see any problem with map drawing in Quo. Zooming in and out with the mouse wheel the maps change instantly between the scales. I have no idea what can be causing your slow screen updates. I'm running on a 10 year old computer so definitely not fast by modern standards. Fraser posted: 13 Apr 2018 15:37 from: Nigel Brown 528_131038_380000000.jpg An Ruadh Stac, in the superb area between glens Torridon and Carron, taken 22 years ago. Remote but with some excellent paths. http://www.geograph.org.uk/photo/701748 Last edited on 13 Apr 2018 15:39 by Nigel Brown posted: 13 Apr 2018 22:25 from: Martin Wynne Thanks Fraser. Quo now working ok with a couple of local tiles. For some reason the 3D viewer is faster than the map viewer. A couple more from 1969. Towyn: towyn_1969_1280x720.jpg http:// ...