Encountering an error on your Windows PC can be frustrating — especially when it interrupts your work or leisure time. One error that some users experience is Windows System Error Code ERROR_455. If you’ve run into this issue and want to fix it quickly and effectively, you’ve come to the right place.
In this comprehensive, easy-to-follow guide, we’ll walk you through everything you need to know about Error Code 455, what causes it, and how to resolve it step-by-step. Let’s get started!
What is Windows System Error Code ERROR_455?
Before jumping into fixes, it’s helpful to understand what this error means. ERROR_455 typically appears as:
ERROR_455: The system cannot find the device specified.
This error usually happens when your Windows system is unable to locate a required device or file to complete an operation. It can be related to drivers, hardware issues, or corrupted system files.
Common Causes of ERROR_455
- Corrupt or missing device drivers
- Hardware malfunction or failure
- Faulty USB or external peripherals
- Corrupted Windows system files
- Software conflicts
- Outdated or incomplete Windows updates
Step-by-Step Guide to Fix ERROR_455
Step 1: Restart Your Computer
It sounds simple, but restarting your PC can clear temporary glitches.
- Click on the Start Menu > Power > Restart
- After reboot, check if the error persists.
Step 2: Check Connected Devices
Since ERROR_455 often relates to hardware devices:
- Disconnect all external devices such as USB drives, printers, or external hard drives.
- Restart your PC without any peripherals attached.
- If the error disappears, reconnect devices one-by-one to identify the problematic hardware.
Step 3: Update Device Drivers
Outdated or corrupt drivers are a common culprit.
- Press Win + X and select Device Manager.
- Expand categories like Universal Serial Bus controllers, Disk drives, or relevant hardware sections.
- Right-click on the devices and select Update driver.
- Choose Search automatically for updated driver software.
If Windows doesn’t find a newer driver:
- Visit the manufacturer’s website
- Download and install the latest drivers manually.
Step 4: Run the Hardware and Devices Troubleshooter
Windows has built-in troubleshooters that can fix common hardware issues.
- Go to Settings > Update & Security > Troubleshoot > Additional troubleshooters
- Select Hardware and Devices > Run the troubleshooter.
- Follow on-screen instructions and apply any suggested fixes.
Step 5: Check for Windows Updates
Microsoft regularly releases patches and fixes.
- Open Settings > Update & Security > Windows Update.
- Click Check for updates.
- Install all pending updates and restart your PC.
Step 6: Run System File Checker (SFC) and DISM Commands
Corrupt system files often cause device errors.
- Type cmd in the Windows search bar, right-click on Command Prompt and select Run as administrator.
- Run the following commands one by one:
sfc /scannow
Wait for the scan to complete — it will repair corrupted system files.
Next:
DISM /Online /Cleanup-Image /RestoreHealth
This repairs the Windows image to restore system health.
- Restart your computer after both complete.
Step 7: Reinstall Problematic Devices
If a specific device triggers the error:
- Open Device Manager.
- Right-click the problematic device and select Uninstall device.
- Restart your PC and let Windows reinstall the device driver automatically.
Step 8: Check Disk for Errors
A failing disk drive can cause system errors.
- Open Command Prompt as administrator.
- Run:
chkdsk C: /f /r
(Replace C: with the drive letter if necessary.)
- You may be prompted to schedule the scan at next restart. Type
Yand restart your PC.
Step 9: Inspect Event Viewer for Details
Event Viewer logs provide more clues:
- Press Win + X and select Event Viewer.
- Expand Windows Logs > System.
- Look for errors with Error Code 455 timestamps.
- Review detailed messages to identify the cause related to specific hardware or services.
When to Seek Professional Help
If after trying all the above you still encounter ERROR_455 consistently, your issue might be hardware-related beyond simple fixes. It could be a failing USB port, motherboard, or an internal component malfunction.
At this point, consider:
- Consulting your PC or device manufacturer.
- Visiting a certified technician for a hardware diagnostic.
Wrapping Up
Windows System Error Code ERROR_455 can be unsettling, but with this step-by-step guide, you’re equipped to handle it confidently. Remember, many errors arise due to hardware or driver issues, so regular maintenance like updating drivers and Windows can prevent future problems.
If this guide helped you, feel free to share it with others who might be struggling with the same error. And if you have questions or want to share your experience fixing ERROR_455, comment below!
Happy computing!
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Disclaimer: Always back up important data before making significant changes to your system.
