How to Fix bhtsddr.sys Blue Screen Error in Windows

Quick solutions to bhtsddr.sys Blue Screen Error or BSOD in Windows. Keypoint: disabling or uninstalling BayHubTech SD Reader Driver works in most of the cases.


bhtsddr.sys is a file associated with BayHubTech SD Reader Driver. Sometimes, when this driver becomes outdated or incompatible, causes conflicts with system files or other installed programs. Consequently, system starts crashing and Blue screen error appears that may be stuck in reboot loop. bhtsddr.sys BSOD generally occurs with DPC_WATCHDOG_VIOLATION bug check.

bhtsddr.sys blue screen error is likely to happen because of obsolete driver, corrupted system files, and conflicts with third-party programs. Malware may also give rise to this issue and leave you out of nowhere. Fortunately, you can solve this issue by disabling or uninstalling the driver. We will be here with every possible solution to this BSOD.

bhtsddr.sys Blue Screen Error in Windows

Here is how to fix bhtsddr.sys Blue Screen Error in Windows:

Uninstall BayHubTech SD Reader Driver

Since the error is triggered because of BayHubTech SD Reader Driver the first initiative we should take is uninstalling or disabling this. The driver might be corrupted or outdated creating clashes with other programs or system files. So, follow the steps:

  1. Press Windows and X keys.
  2. Select the option Device Manager.
  3. Click on View from the menu bar on the top and choose Show hidden devices.
  4. Find BayHubTech SD Reader and right-click on its driver.
  5. Select Disable device.
how to fix bhtsddr.sys Blue Screen Error in Windows
  1. Confirm through popup.
  2. Then restart your computer and check if the bhtsddr.sys bsod does not occur.
  3. In case, the error still persists, again open the Device Manager.
  4. Go to the BayHubTech SD Reader and select Uninstall device.
  5. Confirm the prompt.
  6. Reboot the PC.

Disable Memory Integrity

Windows 11 and 10 provide an extra layer of protection for devices through Core isolation. Windows security includes a setting that detects faulty device driver and warns users when finds it harmful or incompatible. If this is the case with you then the Blue screen error can occur. Therefore, disable memory integrity through Core isolation by following the guide:

  1. Click on Search and type windows security.
  2. Hit Enter.
  3. On the “Windows security” app, click on Device security from the right menu.
  4. Then click on Core isolation details.
  5. Turn off “Memory Integrity” using the toggle switch and restart the computer.
windows security core isolation details memory integrity turn off

Install pending Windows updates

Windows updates are crucial to maintaining health and security of OEM devices by installing their latest version of drivers.  When facing bhtsddr.sys BSOD, BayHubTech SD Reader Driver might be outdated requiring to install it through Windows Update. So Install them using the below steps:

  1. Click on Start and type updates.
  2. Press Enter to launch “Windows Update settings”.
  3. Go to the right panel and click on “Check for updates”.
bhtsddr.sys Blue Screen Error
  1. Allow the system to scan and download the updates and restart the computer when asked.

Perform clean start

This solution will prevent unnecessary third-party programs and services from loading while running Windows and since bhtsddr.sys is not a built-in or Microsoft program this will be blocked. As a result, the System will run smoothly without any hindrance and the Blue screen will no longer occur.

  1. Right-click on Start and select Run.
  2. Type MSConfig and press Enter.
  3. Head to the Services tab on System Configuration.
  4. Check the box against Hide all Microsoft services.
  5. Then click on “Disable all”.
system configuration disable all microsoft services
  1. Navigate to the Startup tab and select Open Task Manager.
  2. From the Task Manager, right-click on the program there and select Disable.
  3. Repeat the same for each item.
  4. Close the Task Manager and back to System Configuration.
  5. Click on Apply and OK.
  6. When a confirmation popup appears, select Restart.

Check for Malware using a Full Scan

bhtsddr.sys Blue Screen error is likely to occur when malware exists in the system and inflicts damage to the system files. Viruses are everywhere on the internet and can enter through less trustworthy third-party software, clicking on spammy emails, and infected flash drives. They can damage system files, break registry, and manipulate policies leading to triggering BSOD.

Running a full scan can help you to get rid of bhtsddr.sys Blue Screen error:

  1. Press Windows and I.
  2. Select Privacy & security.
  3. Go to the right panel and click on “Windows Security”.
  4. Select Virus & threat protection.
  5. Then, click on Scan options.
  6. Check the option, “Full scan” and select “Scan now”.
  7. Wait until the scanning process is completed and if any threat is found follow the recommendations.

Uninstall BayHubTech SD Reader Driver
Disable Memory integrity
Install pending Windows updates
Perform clean start
Check for Malware using a Full Scan

That’s all!!

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Topics:  Windows
About Sunita
Love to play with Windows 11 and 10. Suggestion - Going for Registry change or system files edit then remember to take a backup or create a restore point before Starting.