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How to Fix Windows System Error Code ERROR_173: Step-by-Step Guide


Windows system errors can be frustrating, especially when you encounter something like Error Code 173. This error typically appears when there is a problem with network devices, printer conflicts, or driver issues, causing interruptions in your system functionality. If you’ve come across this error, don’t worry! In this detailed step-by-step guide, we’ll walk you through easy and effective methods to resolve Windows System Error Code ERROR_173.


What is Windows System Error Code ERROR_173?

Before diving into the fixes, it’s helpful to understand what this error means. Error Code 173 usually indicates that the specified device or resource is busy or conflicts exist between hardware devices, commonly printers or network devices. It prevents Windows from completing the requested operation.

Common symptoms include:

  • Failure to install or update printer drivers.
  • Network devices not functioning properly.
  • Error messages popping up during device connection or setup.
  • System slowdowns when accessing specific hardware.


Step-by-Step Guide to Fix Windows System Error Code ERROR_173

Step 1: Restart Your Computer and Devices

Sometimes, the simplest solution is the best.

  • Save your work and close all applications.
  • Restart your computer.
  • Restart any connected devices like printers or external drives.

Why? This clears temporary glitches or locked files causing the error.


Step 2: Check for Hardware Conflicts in Device Manager

Error 173 often points to hardware conflicts.

  1. Press Windows + X and select Device Manager.
  2. Look for any devices with a yellow exclamation mark.
  3. Right-click the problematic device and select Properties.
  4. Check the Device status for error details.
  5. If the device shows a conflict, try:

    • Right-click → Uninstall device.
    • Restart the computer to automatically reinstall the device.


Step 3: Update or Reinstall Drivers

Outdated or corrupted drivers can cause Error 173.

  1. Open Device Manager.
  2. Find your device (printer or network adapter).
  3. Right-click and select Update driver.
  4. Choose Search automatically for updated driver software.
  5. Follow the prompts to update.
  6. If updating doesn’t help, uninstall and reinstall the driver:

    • Right-click → Uninstall device.
    • Visit the manufacturer’s website.
    • Download and install the latest driver specific to your device and Windows version.


Step 4: Check for and Disable Conflicting Devices

Sometimes, multiple devices try to use the same resources.

  1. In Device Manager, disable any devices you don’t currently need by right-clicking and selecting Disable device.
  2. Restart your computer.
  3. Re-enable devices one by one to identify the conflicting hardware.


Step 5: Run Windows Troubleshooters

Windows has built-in troubleshooters that can automatically detect and fix device-related issues.

  1. Click StartSettingsUpdate & SecurityTroubleshoot.
  2. Click Additional troubleshooters.
  3. Choose Printer or Network Adapter, based on your issue.
  4. Click Run the troubleshooter and follow the prompts.


If Error 173 involves your printer, clearing the print spooler might help.

  1. Press Windows + R, type services.msc, and hit Enter.
  2. Scroll to Print Spooler service.
  3. Right-click → Stop.
  4. Navigate to C:\Windows\System32\spool\PRINTERS.
  5. Delete all files inside the folder.
  6. Return to Services window.
  7. Right-click Print Spooler, and select Start.
  8. Try your printer operation again.


Step 7: Check for Windows Updates

Microsoft regularly releases fixes for system errors.

  1. Go to SettingsUpdate & SecurityWindows Update.
  2. Click Check for updates.
  3. Install any pending updates.
  4. Restart your system and test for Error 173.


Step 8: Perform a System File Check (SFC) Scan

Corrupted system files can trigger errors.

  1. Press Windows + S, type cmd.
  2. Right-click Command Prompt and select Run as administrator.
  3. Type: sfc /scannow and press Enter.
  4. Wait for the scan to complete.
  5. Follow any instructions to fix corrupted files.
  6. Restart your computer.


Step 9: Use System Restore to Revert to a Previous State

If you began seeing Error 173 recently, a restore point might help.

  1. Press Windows + S, type System Restore, and open Create a restore point.
  2. Click System Restore.
  3. Choose a restore point dated before the error occurred.
  4. Follow the on-screen instructions.


Step 10: Consult Manufacturer Support or Forums

If you’ve tried everything but still see Error 173, it might be time to:

  • Visit your device manufacturer’s official support site.
  • Search or post your issue in community forums.
  • Contact customer support for advanced troubleshooting.


Final Thoughts

Encountering Windows System Error Code ERROR_173 can feel daunting, but with patience and this step-by-step approach, you can get your system back to normal swiftly and safely.

Remember: Regularly updating your system and drivers helps prevent such errors. Also, keeping backups can save you time if things go wrong.

If this guide helped you, consider sharing it with others facing the same issue. And if you have questions or need further assistance, feel free to ask in the comments below!


FAQs about Error 173

Q: Can Error 173 cause data loss?
A: Typically, Error 173 affects device functionality and doesn’t cause direct data loss, but it’s always prudent to backup important files.

Q: Is Error 173 related to virus infections?
A: Not usually. It is mostly linked to hardware conflicts or driver issues but running a virus scan is good practice.

Q: Can I fix Error 173 on my own?
A: Yes. This guide is designed for users of all levels, but for complex hardware failures, professional help might be needed.


Thank you for reading! Stay safe and keep your Windows running smoothly.

Updated on June 20, 2025
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