Mojave (10.14). I have a standard network connection and have no such download issues with many other files, including others at sourceforge. On 8 Oct2018, at 9:03 PM, Gunter Königsmann peterpall@users.sourceforge.net wrote: Which version of MacOs do you use? And might your network connection be via an caching proxy that if it once provided a truncated download will do so every time you download the same file again? [bugs:#3473] Maxima-5.41.0-VTK-macOS maxima.app damaged Status: open Group: None...