HP Envy Photo 7155 Driver Download – An HP driver is a software program that enables the communication between an HP printer, scanner, or other peripheral device and a computer. HP drivers are available for download from the HP website. Some HP drivers are installed automatically when you connect an HP device to your computer. Others must be downloaded and installed manually.
Before you can use an HP device on your computer, you must install the appropriate driver. Drivers enable communication between devices and computers. Without drivers, devices would not be able to function properly. Drivers are available for free from the manufacturer’s website.