After upgrade your Windows operating system, if you cannot find or locate the program on your system, then reconnect the printer, uninstall the printer drivers, and then install them again. This might help to get this problem fixed. However, if it still exists, then dial (Toll-Free) 1-888-315-9712 the HP customer service number and speak to a certified and experienced technician. Tell the expert about the problem you are facing and get immediate resolution.