At its core, a driver is a translator. Your computer speaks in complex operating system languages (like Windows 11 or macOS Sonoma), while your printer speaks a specific hardware language (in this case, HP’s proprietary PCL 6 or PostScript).
The "nw" in M178nw stands for and Wireless . The driver is specifically engineered to handle network discovery. hp 178nw driver
I’ve been using the HP 178nw for a few months now, and the driver setup has been surprisingly smooth compared to older printers I’ve owned. At its core, a driver is a translator