How do I open the data (zip) file downloaded from Digimap? Digimap Community Q & A › Category: Data Download › How do I open the data (zip) file downloaded from Digimap? 0 Vote Up Vote Down Anonymous asked 6 years ago I downloaded a file but I cannot open it. it is a zip file and when I want to extract it, it asks me for a password. why is this happening? I need advice asap.