What is the Support Center's operating hours? GVIDO MUSIC Customer Support 03 February 2020 06:44 Updated Monday- Friday 9am-6pm PST/PDT (Holidays Excluded) Related articles Who should I contact when I need technical support for GVIDO product? Adding scores How to modify the PDF page size/DPI: Do I need to create an account to purchase? What do I do if the score doesn't appear properly or the screen freezes.