Intuit's copyright Enterprise support at 1.855.216.3133 is typically available during business hours, with extended support hours depending on the region or specific product plan. It’s recommended to check the official copyright website for current hours and availability. https://support.inkling.com/hc/en-us/community/posts/32358990714509-QB-NewUserHelpline-How-Do-I-Contact-copyright-Enterprise-Support-Number