Profile Rick Show my name on the attendees list for events I am attending: Yes The reason why you can't open your .201 file is because you don't have the EXACT .201 software to open that EXACT .201 file extension. What could be more frustrating? 201 File Viewer Last activity: on 27/07/2016 Joined: on 26/07/2016 http://www.fileviewpro.com/en/file-extension-201 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.