Troubleshoot ksuser.dll Errors and Download File

Sometimes Windows system displays error messages regarding corrupted or missing ksuser.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 ksuser.dll file can therefore effect in failed execution of the started process.

ksuser.dll file User CSA Library. 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 ksuser.dll related errors on your device. You can also download ksuser.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 ksuser.dll

4.1 List of ksuser.dll file versions

File info

General information
Filename	ksuser.dll
File extension	DLL
Description	User CSA Library

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	Neutral

Most common ksuser.dll file related problems

There are various types of errors related to ksuser.dll file. ksuser.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 ksuser.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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

ksuser.dll

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

Problems related to ksuser.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 ksuser.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 ksuser.dll errors in just few steps?

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

ksuser.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 ksuser.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 ksuser.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 ksuser.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 ksuser.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the ksuser.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 ksuser.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 ksuser.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 ksuser.dll file

The last solution is to manually download and replace ksuser.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 ksuser.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of ksuser.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 ksuser.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 ksuser.dll

System Windows 10

File size 20216 bytes

Date 2017-03-18

Download

File details
	MD5	90cc2f7cc9934bba37191087bea643a4
	SHA1	d3f6678221ea12ffe0cc934821486c5be1521afc
	SHA256	a9837c651fa7670be69214b25e093271bdb1742a2cb396529dac74fc0d1672d4
	CRC32	d75ecec7
	Example file location	C:\Windows\System32\

Filename ksuser.dll

System Windows 8.1

File size 19096 bytes

Date 2014-11-21

Download

File details
	MD5	9f02393012a2bfc21ca85c3b850bd7bb
	SHA1	cf7d6a86512a49b9bb8a1977fae5aad275ddcb5c
	SHA256	8b457a205969f353145623fa5e61263a2653c2d915252dcd1c4a7004c9372300
	CRC32	3881553c
	Example file location	C:\Windows\System32\

Filename ksuser.dll

System Windows 8

File size 14336 bytes

Date 2012-07-26

Download

File details
	MD5	fa245bb3d82a7a9061508097bb0fbca5
	SHA1	5a1d043f325754116e7b1a564a3e582a2cb366dd
	SHA256	79374f05b7700f2055531aaf83ec30b084399bba4d494617a084ab572a016c9f
	CRC32	99d4c6ee
	Example file location	1: C:\Windows\System32\

Filename ksuser.dll

System Windows 7

File size 5120 bytes

Date 2009-07-14

Download

File details
	MD5	8560fffc8eb3a806dcd4f82252cfc8c6
	SHA1	7562bbb63b0db6e4986ebdb86495c4fe284a1eaa
	SHA256	cc27bc092369a89d6147b16568fedeb68b584d5738cd686c31f7fae22ed17b3b
	CRC32	d463cfdf
	Example file location	C:\Windows\System32\

Filename ksuser.dll

System Windows 7

File size 4608 bytes

Date -0001-11-30

Download

File details
	MD5	9c67f6bbda3881cfd02095160cf91576
	SHA1	80de7475e91692dc5bead2cac98f74c1073cd93e
	SHA256	6ce97c6f0ad8be183de935a7aab7d46821e8de9e55a4bff54acb49d056826a94
	CRC32	f4ea4b52
	Example file location	C:\Windows\System32\

Filename ksuser.dll

System Windows Vista

File size 5120 bytes

Date 2008-01-21

Download

File details
	MD5	17bf3bf5296936b153fddda189b60e07
	SHA1	51682484027267eeea58011f61180a57419590cb
	SHA256	af13eae258e3705f8613246de1abcead5267492210b15449b16482edd1a57d16
	CRC32	bc4b709c
	Example file location	---

Filename ksuser.dll

System Windows Vista

File size 4608 bytes

Date -0001-11-30

Download

File details
	MD5	919cc2a0476d5a6a4c935d4b88e29912
	SHA1	57ba572d719ae4a35522bd849ae13ead3bc428fd
	SHA256	e9884e7565baa72cef0b805908b1b78c759074e9402cb5cc563a2f73b875dcba
	CRC32	10382516
	Example file location	---

Filename ksuser.dll

System Windows XP

File size 4096 bytes

Date 2008-04-14

Download

File details
	MD5	9b9f1c38d559047b8ac0dba2d5febde9
	SHA1	7a3bf42e83441b6415b2a57d64a7392f52cb17fe
	SHA256	f64def5213cc6e96dd62125a3d44522200f66ff6a2cba198096484f61d1c088b
	CRC32	b23352c4
	Example file location	---