ntdll.dll - Repair Issues and Download

Sometimes Windows system displays error messages regarding corrupted or missing ntdll.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent ntdll.dll file can therefore effect in failed execution of the started process.

ntdll.dll file NT Layer DLL. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of ntdll.dll related errors on your device. You can also download ntdll.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download ntdll.dll

4.1 List of ntdll.dll file versions

File info

General information
Filename	ntdll.dll
File extension	DLL
Description	NT Layer DLL

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	English (U.S.)

Most common ntdll.dll file related problems

There are various types of errors related to ntdll.dll file. ntdll.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to ntdll.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

ntdll.dll is corrupted
ntdll.dll cannot be located
Runtime Error - ntdll.dll
ntdll.dll file error
ntdll.dll file cannot be loaded. Module was not found
cannot register ntdll.dll file:
ntdll.dll file could not be loaded
ntdll.dll file doesn't exist

ntdll.dll

Application could not be started because ntdll.dll file is missing. Reinstall the application to solve the problem.

Problems related to ntdll.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing ntdll.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix ntdll.dll errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

ntdll.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with ntdll.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to ntdll.dll file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of ntdll.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to ntdll.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the ntdll.dll file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the ntdll.dll file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the ntdll.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace ntdll.dll file

The last solution is to manually download and replace ntdll.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded ntdll.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of ntdll.dll file example directory paths.

Windows 10: C:\Windows\System32\
Windows 8.1: C:\Windows\System32\
Windows 8: 1: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows Vista: ---
Windows Vista: ---
Windows XP: ---

If the steps did not solve your ntdll.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename ntdll.dll

System Windows 10

File size 1615208 bytes

Date 2017-03-18

Download

File details
	MD5	6285c6f19ebadb269c520ea0c8e9c31e
	SHA1	c5e79612a64b9c22ad4eaba7f934a1841296ceb3
	SHA256	c2fd8fe975a8d108519a4ed8ceaa124b6de3429d53f8996231931a3de086e660
	CRC32	0c95671a
	Example file location	C:\Windows\System32\

Filename ntdll.dll

System Windows 8.1

File size 1468408 bytes

Date 2014-11-21

Download

File details
	MD5	d924c371dec38ef931be57fae9b57aae
	SHA1	0cec6a41eecafa1270ac4807ecb3dcd0976a2355
	SHA256	c6024b3965e08ca2ff69dd1226e10fd95f65fb2618295913a3de7ad00fb016d2
	CRC32	e484cc02
	Example file location	C:\Windows\System32\

Filename ntdll.dll

System Windows 8

File size 1472896 bytes

Date 2012-07-26

Download

File details
	MD5	9fd3652e0ba589e8944d24e4d4a74891
	SHA1	0267d9778184aab18dea0a485aaadb39cdb1584f
	SHA256	5b0444d1ee2c91a8ad15535e8166f867de1aeedbac912e9103563aed2fba986e
	CRC32	c6be712b
	Example file location	1: C:\Windows\System32\

Filename ntdll.dll

System Windows 7

File size 1731936 bytes

Date 2010-11-21

Download

File details
	MD5	3556d5a8bf2cc508bdab51dec38d7c61
	SHA1	92015f7bbdb9dad35e41c533d2c5b85f1cd63d85
	SHA256	91e3d98ad3119e8addf8d2aa1dd6795162842fff7101e4c70c5137e847b4ff50
	CRC32	4c377409
	Example file location	C:\Windows\System32\

Filename ntdll.dll

System Windows 7

File size 1292096 bytes

Date -0001-11-30

Download

File details
	MD5	d124f55b9393c976963407dff51ffa79
	SHA1	2c7bbedd79791bfb866898c85b504186db610b5d
	SHA256	ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
	CRC32	318da5f8
	Example file location	C:\Windows\System32\

Filename ntdll.dll

System Windows Vista

File size 1165088 bytes

Date -0001-11-30

Download

File details
	MD5	6ef8a9b1e0b83db8009b626f6627c63f
	SHA1	7ecc72832a8180ea8fb93af5de3b14f64a872ac7
	SHA256	1637828bc6206840aaa5e4939b40c9eb81f93dbd6e9210cf64f48537c523a732
	CRC32	59b951e7
	Example file location	---

Filename ntdll.dll

System Windows Vista

File size 1582792 bytes

Date 2009-04-11

Download

File details
	MD5	acdd78d926af8f357138fdc50d250f53
	SHA1	02acc07e8650932db78c861a4854153f23effc26
	SHA256	dd553075581b6f2b7160f6b1e55248f8b943b440b0f8f243947929e6650e3f5e
	CRC32	31990d00
	Example file location	---

Filename ntdll.dll

System Windows XP

File size 706048 bytes

Date 2008-04-14

Download

File details
	MD5	27d9ed8cb8b62d1e0a8e5ace6cf52e2f
	SHA1	cc33461f7147042c14d739ba7dc1916e6ccc8139
	SHA256	ad2d62f604472958c8b3c20df29d9b5f8b7878e7831af8db7c669636e16afb7c
	CRC32	731e8c43
	Example file location	---