What is the Support Center's operating hours? GVIDO Customer Support October 16, 2018 15:58 Updated Monday- Friday 9am-6pm PST/PDT (Holidays Excluded) Related articles Who should I contact when I need technical support for GVIDO product? How to modify the PDF page size/DPI: How do I delete my online account? Is an account needed for purchases made as a company? Does the GVIDO offer backlighting?