What OS are you using? In Windows 10, I do not have winzip installed, but Win10 has zip ability built in. However, I far prefer 7-Zip. It is completely free, you can find it at www.7-zip.org.terry1956 wrote: ↑Sat Dec 15, 2018 1:50 pm Hi, I am trying to update my 3d program. But as my pc can,t use winzip but opens programs with pea zip I can’t load the update. Is there a way to get this update to open in pea zip. As I don’t wish to pay 40 pounds just to open a upgrade. And the demo as ran out.thanks, michael