• February 22, 2024

Step-by-step instructions to eliminate Nvlddmkm.sys BSOD in Windows

Nvlddmkm.sys is an essential system file that is installed by default in the Windows operating system. The problem with this application has been encountered for many years, including Windows XP / 7/8/10. Without a doubt, the appearance of a blue screen BSOD, and a forced restart of the computer can cause many inconveniences, including interruption of work and loss of data, so the error needs urgent fixing.

Sys files should be taken very seriously as they are responsible for communication between hardware and software. Therefore, if any of the files are damaged, certain applications cannot be used. Typically, the Nvlddmkm.sys error occurs during PC startup or when trying to connect additional devices such as a printer via USB.

According to experts, this error can be caused by incorrectly configured or damaged device drivers, violation of registry entries, malware, RAM failures, as well as hardware and software conflicts. Several options are suggested below for different situations. It is recommended to try each one in sequence, until the problem is corrected or critical failure is identified.

Solution 1. Run the automatic repair tool

Blue screen errors can be especially annoying as they interrupt all work and force the computer to restart automatically. As mentioned, this can result in a complete loss of data. Despite this, BSODs perform a very important function in Windows – they prevent serious damage to the OS or hardware. Fortunately, the system has automatic repair tools.

  1. Right-click on the Windows icon (bottom, left).
  2. In the context menu, select Control Panel.
  3. Then go to the Troubleshooting section.
  4. Depending on why the error appears, select a specific item in the Hardware and Sound subsection.
  5. If in doubt, you can run each of the tools one by one.
  6. Wait for the end of the diagnostics, and if the problem is successfully resolved, restart the PC.

BSOD Nvlddmkm.sys

Solution 2: Run the program compatibility troubleshooter

Conflicting software can cause blue screen errors. If you know which program is causing the problem, do the following:

  1. Go to the Troubleshooting section again as described in the first example.
  2. Scroll down to Troubleshoot Compatibility Issues.
  3. Click Run the troubleshooter.
  4. In the next window, select the problematic program, and click next.
  5. Wait for the results to appear, and if successful, reboot the system.

BSOD Nvlddmkm.sys

Solution 3. Reinstall Nvidia or other graphics drivers

The Nvlddmkm.sys error message may indicate a problem with the Nvidia or GPU drivers. Therefore, it is recommended to uninstall and then reinstall the drivers as described below:

  1. Right click on the Windows icon and select Device Manager.
  2. Expand the Display adapters section.
  3. Write down the model number of your graphics card (example: NVIDIA GeForce 840M).
  4. Right click on your GPU driver and select Uninstall.
  5. In the next window, check the box Delete driver programs for this device.
  6. Click Next and then restart your PC.
  7. After that, you should install the latest drivers for your video card.
  8. Go to the manufacturer’s official website and download the driver by searching for your GPU model.

BSOD Nvlddmkm.sys

If you’re unsure or don’t want to install the wrong drivers, another option is to download and install the DriverFix utility. Automatic Driver Updater downloads and installs drivers for all system components, so you don’t have to worry about any issues that might arise from incompatible or corrupted software.

Solution 4. Update Windows to the latest version


  1. Go to the Control Panel by right-clicking on the Windows icon.
  2. Select the Windows Update section.
  3. On the right, click Check for Updates.
  4. Install updates, if available.
  5. Reboot your system.

BSOD Nvlddmkm.sys

Solution 5: Check for memory problems

In some cases, your Nvlddmkm.sys error can be RAM related. To diagnose it, Windows also has a built-in assistant.

  1. Go to the Control Panel again and select the Administrative Tools section.
  2. At the bottom of the list, find the Windows Memory Checker item, and double-click on it.
  3. In the window that opens, select Perform reboot and check.
  4. This, accordingly, will lead to a restart of the PC, so do not forget to save all open documents beforehand.
  5. The check will be performed immediately before starting the system, and the results will be reported after it is booted.

BSOD Nvlddmkm.sys

Solution 6: Check the disk for errors

How to start a check:

  1. Right click on the Windows icon and select Command Prompt (Admin).
  2. When the system window opens, enter the command chkdsk C: / f / r / x and press Enter.
  3. This action will prompt you to schedule a scan after a system restart, so type Y and press Enter.
  4. Restart your computer to start checking the disk.

BSOD Nvlddmkm.sys

Solution 7: Perform an SFC scan

SFC diagnostics can check system files for damage and fix them by yourself.

  1. Go back to the command prompt as administrator.
  2. Paste in the following command, and hit Enter after that:
  3. sfc / scannow
  4. Upon completion of the diagnosis, the system will report the results
  5. Reboot your computer.

BSOD Nvlddmkm.sys

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