What is Nvlddmkm.sys?

It is a driver file that does not belong to the Windows Operating system. It appears to be a compressed file. There is33% danger from this file according to Technical Security rating.
This driver often leads to display of error messages as seen in Operating systems like Windows XP, Windows Vista andWindows 7. The error occurs during starting up the system and is displayed in a blue screen. The system automaticallyrestarts and boots without showing any more errors. The Windows logo is shown as usual.
The error also comes up when the system is shut down and turned on after sometime.

Nvlddmkm.sys Location

The location of this file is C:\Windows\System32\drivers. Sizes of this file in Windows XP can be 4,457,856 bytes,7,476,640 bytes, 7,409,024 bytes and 8,238,720 bytes. In 25% cases, the file size is 8,238,720 bytes.

How is Nvlddmkm.sys Disabled?

This driver can be stopped or started from the Services option in the Control Panel window.

Nvlddmkm.Sys Crash

In some cases, the entire system crashes and shows an error message “nvlddmkm.sys has stopped responding and hasrecovered.” This commonly happens when a video game is started or if the Windows Media Center is entered. Themessage is also displayed in a blue screen and the system restarts automatically.
The system may also crash at random if it runs for several hours at a stretch.

Nvlddmkm.Sys Vista Problems

Nvlddmkm.sys errors also slow down Windows Vista OS and severely affect performance of the entire system. This canbe solved without changing BIOS settings or the RAM. Here are some steps that may help you get over this problem.

  • The problem may also be solved by download of Nvlddmkm.sys file updates from the NVIDIA website.
  • In some cases, no update for this file is required. Users may just delete the Nvlddmkm.Sys file in their system anddownload the latest version of the NVIDIA driver. Here are the steps that you should follow afterwards.
  • Enable registry and virtual file for every userTrigger an elevation request automatically for setupChange to the secure settings of your desktop to get elevation request for setup applicationsInstall programs that access interfaces of other programs to a secure space
  • Uninstall the previous version of the NVIDIA driver

Following all these steps correctly can solve the problem and never result in error notifications again. Creating an up-to-date file of Nvlddmkm.Sys in the also system can fix all the problems.

How to Download Update for Nvlddmkm.sys

Download is not available for this file as this is an integrated system file of Nvidia drivers. So you need to upgrade your version of driver in order to run a fully compatible version of this program in your system. Here is a step-by-step guide that you may use to update this driver file.

  • Go to C:WindowsSystem32drivers (assuming that Windows OS is set up in C: with default path).
  • Find the Nvlddmkm.Sys file and move your mouse pointer over itGo to the NVIDIA website and check the latest version of the file.
  • If the version number is different from yours,an update is required.Download the latest version of the file.
  • Double click on the .exe file to extract its contents.
  • If extraction doesnot take place, you may use 7zip for the same purpose.
  • Rename the current file to Nvlddmkm.sys.old.
  • Find Nvlddmkm.sy_ in the folder where the latest drivers have been extracted.
  • Copy Nvlddmkm.sy_ to the folder WindowsSystem32drivers.
  • Go to menu->programs->accessories-> command prompt.
  • Right click on command prompt and run it as administratorGo to the folder WindowsSystem32drivers (assuming it is C:WindowsSystem32drivers in your case).
  • Type the words expand nvlddmkm.sy_ nvlddmkm.sysRestart the system for the changes to take place

Sometimes, malware can take on the appearance of an nvlddmkm.sys, especially if they are situated in C:\Windowsor in the C:\Windows\System32 folders. It is important to run security software and check whether the Nvlddmkm.sysprocess on your system is an actual one or a pest. Verifying this can be extremely beneficial for the security of your system.

  • Restart your system. Install the latest driver versions that you have downloaded.
  • Restart the PC once again
  • Open Run and type “msconfig “ in the blank fieldGo to startup option and uncheck NVIDIA to disable it.
  • Open Services.msc by typing in the Run command.
  • Find the NVIDIA Display Driver service and disable it by going to the Properties sectionRestart the System