For HP plotter customer care, you can contact HP support through their dedicated customer service channels, which cover support for printers and plotters.
In the United States, HP offers phone support for home customers at 888-999-4747 (available daily 9am–12am EST) and for business customers at 866-625-0242 (Monday-Friday, 8am–8:30pm EST). You can also access online help, chat with specialists, download manuals, or contact technicians via HP’s customer service website[1][3].
For other countries, such as India, there is a dedicated customer care number 1800-258-7170 and sales inquiries at 1800-108-4747, with support hours Monday-Friday 9am-5:30pm excluding public holidays[4].
Additionally, HP’s main support site provides options for chat, phone, and email contact for HP products, including plotters[5].
If you specify your country or region, I can provide the exact contact details specialized for your location.