: Download the HP Smart app from the Microsoft Store or Apple App Store. The app automatically detects the printer on your Wi-Fi network and installs the necessary drivers.
| Error Message | Meaning | Solution | | :--- | :--- | :--- | | | Windows Update replaced your driver. | Go to Device Manager > Print queues > HP 178nw > Driver > Roll Back Driver. | | "0x0000007e" | Corrupted print spooler. | Open services.msc , stop Print Spooler, delete all contents of C:\Windows\System32\spool\PRINTERS , restart Spooler. | | "Printer in error state" | Connection lost. | Check USB cable or reboot router. Ping the printer’s IP address from your PC. | | "Scan to PC is disabled" | HP Device Toolbox settings changed. | Type the printer’s IP into a web browser > Scan > Scan to PC > Enable. |
: Use the Wireless Setup Wizard on the printer's control panel to connect to your Wi-Fi network before starting the software install on your PC.
mode to help you flip pages correctly for two-sided printing. Booklet & N-up Printing