Profile Emma Show my name on the attendees list for events I am attending: Yes The reason why you can't open your .Gfi file is because you don't have the EXACT .Gfi software to open that EXACT .Gfi file extension. What could be more frustrating? Gfi File Viewer Last activity: on 13/06/2016 Joined: on 13/06/2016 http://www.fileviewpro.com/en/file-extension-Gfi Design quotient Earn DQ points by participating in a challenge. What are (DQ) Points? DQ points are a measure of your contributions, they correspond to how active you are in the Research, Ideas and Evaluation phases of a challenge.