A compressed Zip folder just means that there are a number of files placed inside the folder and there all squished in lol...
You usually need WinZip or something like that to open them up and unsquish them...
When you select download, a window will pop up, select the save option, once it's downloaded and saved try the run option, I think that should do it
....I can't remember what I did it was that long ago...
The cat didn't make it, she had such severe injuries she had to be put down, she was 12 years old the poor thing
....Needless to say the dog responsible has been shipped off to a farm, I also told my neighbour that I will be her witness if she wants to take the matter further...