HP is one of the leading manufacturers of automated devices including printers, scanners, computers, laptops, and other related accessories. To resolve issues related to HP devices like printer is not printing properly, computer installation issues, laptop BSOD error and many more, you simply dial a toll-free HP Technical Support Number - 1-877-645-7494 offered by the helpdesk so that the user can have instant support and help by the technical executives and professionals.