Download Ntdsupg.dll for Windows 10, 8.1, 8, 7, Vista and XP

Ntdsupg.dll download. The Ntdsupg.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Ntdsupg.dll is missing." and "Ntdsupg.dll not found." errors by downloading and installing this file from our site.

What is Ntdsupg.dll? What Does It Do?

The Ntdsupg.dll library is 0.02 MB. The download links for this library are clean and no user has given any negative feedback. From the time it was offered for download, it has been downloaded 499 times.

Operating Systems Compatible with the Ntdsupg.dll Library

All Versions of the Ntdsupg.dll Library

The last version of the Ntdsupg.dll library is the 5.0.2195.6672 version. Outside of this version, there is no other version released

  1. 5.0.2195.6672 - 32 Bit (x86) Download directly this version

How to Download Ntdsupg.dll Library?

  1. First, click on the green-colored "Download" button in the top left section of this page (The button that is marked in the picture).
    Start downloading the Ntdsupg.dll library
    Step 1:Start downloading the Ntdsupg.dll library
  2. When you click the "Download" button, the "Downloading" window will open. Don't close this window until the download process begins. The download process will begin in a few seconds based on your Internet speed and computer.

Methods to Fix the Ntdsupg.dll Errors

ATTENTION! Before starting the installation, the Ntdsupg.dll library needs to be downloaded. If you have not downloaded it, download the library before continuing with the installation steps. If you don't know how to download it, you can immediately browse the dll download guide above.

Method 1: Fixing the DLL Error by Copying the Ntdsupg.dll Library to the Windows System Directory

  1. The file you downloaded is a compressed file with the ".zip" extension. In order to install it, first, double-click the ".zip" file and open the file. You will see the library named "Ntdsupg.dll" in the window that opens up. This is the library you need to install. Drag this library to the desktop with your mouse's left button.
    Extracting the Ntdsupg.dll library
    Step 1:Extracting the Ntdsupg.dll library
  2. Copy the "Ntdsupg.dll" library you extracted and paste it into the "C:\Windows\System32" directory.
    Copying the Ntdsupg.dll library into the Windows/System32 directory
    Step 2:Copying the Ntdsupg.dll library into the Windows/System32 directory
  3. If you are using a 64 Bit operating system, copy the "Ntdsupg.dll" library and paste it into the "C:\Windows\sysWOW64" as well.
    NOTE! On Windows operating systems with 64 Bit architecture, the dynamic link library must be in both the "sysWOW64" directory as well as the "System32" directory. In other words, you must copy the "Ntdsupg.dll" library into both directories.
    Pasting the Ntdsupg.dll library into the Windows/sysWOW64 directory
    Step 3:Pasting the Ntdsupg.dll library into the Windows/sysWOW64 directory
  4. In order to run the Command Line as an administrator, complete the following steps.
    NOTE! In this explanation, we ran the Command Line on Windows 10. If you are using one of the Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP operating systems, you can use the same methods to run the Command Line as an administrator. Even though the pictures are taken from Windows 10, the processes are similar.
    1. First, open the Start Menu and before clicking anywhere, type "cmd" but do not press Enter.
    2. When you see the "Command Line" option among the search results, hit the "CTRL" + "SHIFT" + "ENTER" keys on your keyboard.
    3. A window will pop up asking, "Do you want to run this process?". Confirm it by clicking to "Yes" button.
    Running the Command Line as an administrator
    Step 4:Running the Command Line as an administrator
  5. Paste the command below into the Command Line window that opens and hit the Enter key on your keyboard. This command will delete the Ntdsupg.dll library's damaged registry (It will not delete the file you pasted into the System32 directory, but will delete the registry in Regedit. The file you pasted in the System32 directory will not be damaged in any way).
    %windir%\System32\regsvr32.exe /u Ntdsupg.dll
    Uninstalling the Ntdsupg.dll library from the system registry
    Step 5:Uninstalling the Ntdsupg.dll library from the system registry
  6. If you have a 64 Bit operating system, after running the command above, you must run the command below. This command will clean the Ntdsupg.dll library's damaged registry in 64 Bit as well (The cleaning process will be in the registries in the Registry Editor< only. In other words, the dll file you paste into the SysWoW64 folder will stay as it).
    %windir%\SysWoW64\regsvr32.exe /u Ntdsupg.dll
    Uninstalling the Ntdsupg.dll library's broken registry from the Registry Editor (for 64 Bit)
    Step 6:Uninstalling the Ntdsupg.dll library's broken registry from the Registry Editor (for 64 Bit)
  7. We need to make a new registry for the dynamic link library in place of the one we deleted from the Windows Registry Editor. In order to do this process, copy the command below and after pasting it in the Command Line, press Enter.
    %windir%\System32\regsvr32.exe /i Ntdsupg.dll
    Creating a new registry for the Ntdsupg.dll library in the Windows Registry Editor
    Step 7:Creating a new registry for the Ntdsupg.dll library in the Windows Registry Editor
  8. If the Windows version you use has 64 Bit architecture, after running the command above, you must run the command below. With this command, you will create a clean registry for the problematic registry of the Ntdsupg.dll library that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Ntdsupg.dll
    Creating a clean registry for the Ntdsupg.dll library (for 64 Bit)
    Step 8:Creating a clean registry for the Ntdsupg.dll library (for 64 Bit)
  9. If you did all the processes correctly, the missing dll file will have been installed. You may have made some mistakes when running the Command Line processes. Generally, these errors will not prevent the Ntdsupg.dll library from being installed. In other words, the installation will be completed, but it may give an error due to some incompatibility issues. You can try running the program that was giving you this dll file error after restarting your computer. If you are still getting the dll file error when running the program, please try the 2nd method.

Method 2: Copying the Ntdsupg.dll Library to the Program Installation Directory

  1. First, you must find the installation directory of the program (the program giving the dll error) you are going to install the dynamic link library to. In order to find this directory, "Right-Click > Properties" on the program's shortcut.
    Opening the program's shortcut properties window
    Step 1:Opening the program's shortcut properties window
  2. Open the program installation directory by clicking the Open File Location button in the "Properties" window that comes up.
    Finding the program's installation directory
    Step 2:Finding the program's installation directory
  3. Copy the Ntdsupg.dll library into this directory that opens.
    Copying the Ntdsupg.dll library into the program's installation directory
    Step 3:Copying the Ntdsupg.dll library into the program's installation directory
  4. This is all there is to the process. Now, try to run the program again. If the problem still is not solved, you can try the 3rd Method.

Method 3: Doing a Clean Install of the program That Is Giving the Ntdsupg.dll Error

  1. Press the "Windows" + "R" keys at the same time to open the Run tool. Paste the command below into the text field titled "Open" in the Run window that opens and press the Enter key on your keyboard. This command will open the "Programs and Features" tool.
    appwiz.cpl
    Opening the Programs and Features tool with the Appwiz.cpl command
    Step 1:Opening the Programs and Features tool with the Appwiz.cpl command
  2. On the Programs and Features screen that will come up, you will see the list of programs on your computer. Find the program that gives you the dll error and with your mouse right-click it. The right-click menu will open. Click the "Uninstall" option in this menu to start the uninstall process.
    Uninstalling the program that gives you the dll error
    Step 2:Uninstalling the program that gives you the dll error
  3. You will see a "Do you want to uninstall this program?" confirmation window. Confirm the process and wait for the program to be completely uninstalled. The uninstall process can take some time. This time will change according to your computer's performance and the size of the program. After the program is uninstalled, restart your computer.
    Confirming the uninstall process
    Step 3:Confirming the uninstall process
  4. After restarting your computer, reinstall the program that was giving the error.
  5. You can fix the error you are expericing with this method. If the dll error is continuing in spite of the solution methods you are using, the source of the problem is the Windows operating system. In order to fix dll errors in Windows you will need to complete the 4th Method and the 5th Method in the list.

Method 4: Fixing the Ntdsupg.dll Issue by Using the Windows System File Checker (scf scannow)

  1. In order to run the Command Line as an administrator, complete the following steps.
    NOTE! In this explanation, we ran the Command Line on Windows 10. If you are using one of the Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP operating systems, you can use the same methods to run the Command Line as an administrator. Even though the pictures are taken from Windows 10, the processes are similar.
    1. First, open the Start Menu and before clicking anywhere, type "cmd" but do not press Enter.
    2. When you see the "Command Line" option among the search results, hit the "CTRL" + "SHIFT" + "ENTER" keys on your keyboard.
    3. A window will pop up asking, "Do you want to run this process?". Confirm it by clicking to "Yes" button.
    Running the Command Line as an administrator
    Step 1:Running the Command Line as an administrator
  2. Type the command below into the Command Line page that comes up and run it by pressing Enter on your keyboard.
    sfc /scannow
    Getting rid of Windows Dll errors by running the sfc /scannow command
    Step 2:Getting rid of Windows Dll errors by running the sfc /scannow command
  3. The process can take some time depending on your computer and the condition of the errors in the system. Before the process is finished, don't close the command line! When the process is finished, try restarting the program that you are experiencing the errors in after closing the command line.

Method 5: Fixing the Ntdsupg.dll Error by Updating Windows

Most of the time, programs have been programmed to use the most recent dynamic link libraries. If your operating system is not updated, these files cannot be provided and dll errors appear. So, we will try to fix the dll errors by updating the operating system.

Since the methods to update Windows versions are different from each other, we found it appropriate to prepare a separate article for each Windows version. You can get our update article that relates to your operating system version by using the links below.

Guides to Manually Update for All Windows Versions

  1. Guide to Manually Update Windows 10
  2. Guide to Manually Update Windows 8.1 and Windows 8
  3. Guide to Manually Update Windows 7 and Windows Vista
  4. Guide to Manually Update Windows XP

The Most Seen Ntdsupg.dll Errors

If the Ntdsupg.dll library is missing or the program using this library has not been installed correctly, you can get errors related to the Ntdsupg.dll library. Dynamic link libraries being missing can sometimes cause basic Windows programs to also give errors. You can even receive an error when Windows is loading. You can find the error messages that are caused by the Ntdsupg.dll library.

If you don't know how to install the Ntdsupg.dll library you will download from our site, you can browse the methods above. Above we explained all the processes you can do to fix the dll error you are receiving. If the error is continuing after you have completed all these methods, please use the comment form at the bottom of the page to contact us. Our editor will respond to your comment shortly.

  1. "Ntdsupg.dll not found." error
  2. "The file Ntdsupg.dll is missing." error
  3. "Ntdsupg.dll access violation." error
  4. "Cannot register Ntdsupg.dll." error
  5. "Cannot find Ntdsupg.dll." error
  6. "This application failed to start because Ntdsupg.dll was not found. Re-installing the application may fix this problem." error