What is the Support Center's operating hours? GVIDO Customer Support December 03, 2017 21:03 Updated Monday- Friday 9am-6pm PST/PDT (Holidays Excluded) Related articles Who should I contact when I need technical support for GVIDO product? What file types can be imported? How do I put on/take off the case? What do I do if the score doesn't appear properly or the screen freezes.