Troubleshooting Hardlock.sys Errors on Windows 10: A Comprehensive Guide

Experiencing a ‘Hardlock.sys’ error on your Windows 10 system can be frustrating when you’re eager to complete an update. Fear not, as this guide is tailored to help you troubleshoot and resolve the issue, allowing your system to run those important updates smoothly.

Understanding Hardlock.sys Error Causes

The Hardlock.sys file, typically found in C:WindowsSystem32drivers, is associated with a legitimate third-party vendor but carries a Microsoft digital signature. Encountering an error with this file can stem from a myriad of sources, including incorrect installations, software conflicts, or outdated system drivers.

Let’s dig into the underlying reasons and find out how to get past this obstacle so your Windows updates can install without a hitch.

Solving the Windows 10 Hardlock.sys Error

Here are several tested strategies to resolve the Hardlock.sys error:

Registry Adjustment:

Resolving the error may require a registry edit. Exercise caution and follow these steps precisely:

  • Press Windows key + R, type regedit, and press Enter.
  • Navigate to HKLMSYSTEMCurrentControlSetServicesHardlock.
  • Edit the Start value and change it to 4. Once applied, attempt the update installation again.

Driver Uninstallation:

Use the haspdinst tool to remove problematic drivers:

  • Download, extract the executable to your C: drive.
  • Type cmd in the search bar, right-click Command Prompt and choose ‘Run as administrator’.
  • Execute haspdinst.exe -kp -r -fr -v -purge, then retry the system update.

Discarding Faulty Updates:

To remove updates causing the error:

  • Search for appwiz.cpl, hit Enter.
  • In ‘Programs and Features’, select ‘View installed updates’.
  • Identify and uninstall the suspect update.

Updating Drivers:

Outdated drivers are a common source of system issues:

  • Access Device Manager by right-clicking the Start menu and selecting it.
  • Locate and expand the Sentinel driver category.
  • Right-click and update the driver, opting to ‘Search automatically’ for updated driver software.
  • Apply any available updates.

Wrap-Up and Next Steps

You’re now equipped with viable solutions to conquer the ‘Hardlock.sys error in Windows 10.’ If the problem persists or more guidance is needed, don’t hesitate to reach out via the forum. Sharing this guide with peers can also be incredibly beneficial. Happy computing!


What is a Hardlock.sys Error?

The Hardlock.sys error often surfaces during Windows 10 feature or cumulative updates. It’s a hurdle that can interrupt and rollback an update during its final phase.

How Can I Resolve a Hardlock.sys Error?

To bypass the Hardlock.sys error, try registry edits, driver uninstallation using haspdinst, removing specific updates, or updating drivers as described in this guide.

Editorial Staff
Editorial Staff
The Bollyinside editorial staff is made up of tech experts with more than 10 years of experience Led by Sumit Chauhan. We started in 2014 and now Bollyinside is a leading tech resource, offering everything from product reviews and tech guides to marketing tips. Think of us as your go-to tech encyclopedia!


Please enter your comment!
Please enter your name here

Related Articles

Best Telemedicine Software: for your healthcare practice

Telemedicine software has transformed my healthcare visits. It's fantastic for patients and doctors since they can obtain aid quickly. I...
Read more
I love microlearning Platforms in today's fast-paced world. Short, focused teachings that engage me are key. Microlearning platforms are great...
Think of a notebook on your computer or tablet that can be changed to fit whatever you want to write...
As of late, Homeschool Apps has gained a lot of popularity, which means that an increasing number of...
From what I've seen, HelpDesk software is essential for modern businesses to run easily. It's especially useful for improving customer...
For all of our important pictures, stories, and drawings, Google Drive is like a big toy box. But sometimes the...