... reading, Richard. posted: 3 May 2020 22:23 from: Martin Wynne Hi Richard, Welcome to Templot Club. To make global changes, what you do is 1. make the change(s) to the control template, if not already. 2. group the background templates, or just one, or all of them, as required. 3. find the relevant modify group to match menu item, of which there are several in the various menus. The one you want in this case is: 2_031710_190000000.png The grouped templates will then be modified to match the relevant settings in control template. But note that means all the related settings, you can't just modify the rail length, or just one of the spacing dimensions, or whatever. The same applies elsewhere, for example changing the timbering data. Don't forget to save the modified .box file afterwards. Glad you recovered from a severe telling off! I have since made a video on the subject: http://flashbackconnect.com/Movie.aspx?id=pu2F-wveux5- ...