How do I keep a document that was created on another computer. I have the link. https://adobeformscentral.com/?f=Mv9KGJZhLFi47Q-H63fajA
The link you provided is for the HTML fillable form. Is that what you are trying to download?
FormsCentral form files are stored on the FormsCentral servers. If you are the author or a co-author of the form you can access it from any machine by logging into FormsCentral. If you aren't the author or a co-author of the form you will need to contact the author and have them share the form with your FormsCentral account. The following FAQ explains how to share forms with other users: