Fixing ERROR_UNKNOWN_PRINTER_DRIVER 1797 (0x705) – Comprehensive Solutions
Key Notes
- Ensure you restart your PC and reconnect the printer before troubleshooting.
- Identify the correct driver version compatible with your Windows architecture.
- Use built-in tools like the printer troubleshooter for easy fixes.
How to Troubleshoot the ERROR_UNKNOWN_PRINTER_DRIVER Issue on Your Windows Device
Dealing with the ERROR_UNKNOWN_PRINTER_DRIVER can be frustrating, especially if you need to print something urgently. This error often surfaces due to missing or incompatible printer drivers, services not running, or corrupted system files. This guide aims to walk you through effective troubleshooting steps to resolve the ERROR_UNKNOWN_PRINTER_DRIVER swiftly and successfully.
How to Resolve the ERROR_UNKNOWN_PRINTER_DRIVER in Windows
Step 1: Install a Compatible Printer Driver
If Windows does not automatically install the printer driver, you can visit the manufacturer’s website to download the compatible driver manually. Ensure it matches your system architecture (32-bit or 64-bit) before proceeding with the installation.
Step 2: Run the Printer Troubleshooter
Press Windows + R to access the Run dialog. Type msdt.exe -id PrinterDiagnostic and hit Enter to launch the troubleshooter. Follow the on-screen instructions to resolve the issues automatically.
Step 3: Install a Generic Driver
Open Settings by pressing Windows + I, navigate to Bluetooth & Devices, and select Printers & Scanners. Click Add Device, then Add Manually. Choose Add a local printer or network printer with manual settings, then select an existing port. Choose Generic from the driver options and proceed with the installation.
Step 4: Restart the Print Spooler Service
To restart the print spooler, open the Search bar and type Services. Locate the Print Spooler, right-click, and choose Properties. Stop the service, set it to Automatic, and then start it again. Apply the changes and reboot your computer.
Step 5: Start Required Services
Access the Run dialog with Windows + R, type services.msc, and press Enter. Enable the UPnP Device Host and SSDP Discovery services by setting them to Automatic and clicking Start. Ensure the Remote Procedure Call (RPC) is also running.
Step 6: Repair Corrupted System Files
Open Command Prompt as an administrator by searching for it and choosing Run as administrator. Execute the following commands sequentially: DISM /Online /Cleanup-Image /CheckHealth, DISM /Online /Cleanup-Image /ScanHealth, DISM /Online /Cleanup-Image /RestoreHealth. Next, run sfc /scannow to check and repair any corrupted system files.
Step 7: Remove Conflicting Applications
Uninstall any third-party applications that might conflict with your printer driver. Open Run using Windows + R, type appwiz.cpl, and uninstall these conflicting programs. Restart your computer after processing the removals.
Pro Tip: Use specialized software uninstallers to ensure complete removal of any leftover files and registry entries.
Additional Tips
- Always verify that the printer is powered on and connected properly to the computer.
- Check for any printer firmware updates available from the manufacturer.
- Use Windows Update to install any necessary printer drivers automatically.
Summary
The ERROR_UNKNOWN_PRINTER_DRIVER can prevent printing tasks from functioning correctly. By following these troubleshooting steps, you can refresh your system’s printer settings, install necessary drivers, and resolve software conflicts. Remember to ensure that your drivers match your Windows version and that all required services are operational.
Conclusion
Although the ERROR_UNKNOWN_PRINTER_DRIVER may seem daunting, many users successfully resolve it through the methods outlined above. Regular maintenance and ensuring your drivers stay updated can help prevent similar issues in the future. If problems persist, don’t hesitate to reach out for professional help or the printer manufacturer’s support.
FAQ (Frequently Asked Questions)
What causes ERROR_UNKNOWN_PRINTER_DRIVER?
This error typically occurs when the printer driver is missing, incompatible, or when necessary systems and services are not running.
How do I manually install a printer driver?
You can manually install a printer driver by visiting the manufacturer’s website, downloading the correct version for your system, and running the installation process.