mfc40u.dll - Repair Issues and Download

Sometimes Windows system displays error messages regarding corrupted or missing mfc40u.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 mfc40u.dll file can therefore effect in failed execution of the started process.

mfc40u.dll file MFCDLL Shared Library - Retail Version. 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 mfc40u.dll related errors on your device. You can also download mfc40u.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, 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 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 mfc40u.dll

4.1 List of mfc40u.dll file versions

File info

General information
Filename	mfc40u.dll
File extension	DLL
Description	MFCDLL Shared Library - Retail Version

Software
Program	Microsoft (R) Visual C++
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	Copyright (C) Microsoft Corp. 1993-1995
Character set	Windows, Latin1
Language cod	English (U.S.)

Most common mfc40u.dll file related problems

There are various types of errors related to mfc40u.dll file. mfc40u.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 mfc40u.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

mfc40u.dll is corrupted
mfc40u.dll cannot be located
Runtime Error - mfc40u.dll
mfc40u.dll file error
mfc40u.dll file cannot be loaded. Module was not found
cannot register mfc40u.dll file:
mfc40u.dll file could not be loaded
mfc40u.dll file doesn't exist

mfc40u.dll

Application could not be started because mfc40u.dll file is missing. Reinstall the application to solve the problem.

Problems related to mfc40u.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 mfc40u.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 mfc40u.dll errors in just few steps?

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

mfc40u.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 mfc40u.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 mfc40u.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 mfc40u.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 mfc40u.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the mfc40u.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 mfc40u.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 mfc40u.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 mfc40u.dll file

The last solution is to manually download and replace mfc40u.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 mfc40u.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of mfc40u.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\SysWOW64\
Windows Vista: C:\Windows\SysWOW64\
Windows XP: ---

If the steps did not solve your mfc40u.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 mfc40u.dll

System Windows 10

File size 924944 bytes

Date 2017-03-18

Download

File details
	MD5	042e7a7ae4e3dde7950d16285ff63c8d
	SHA1	bcb08b8921e6bb7af30ca1d4858068070705a736
	SHA256	3ca65b6f8fca231a266248fe6f67b6a87568ba1dcf810eef355d7699f603aa22
	CRC32	0d1bff51
	Example file location	C:\Windows\System32\

Filename mfc40u.dll

System Windows 8.1

File size 924944 bytes

Date 2013-08-22

Download

File details
	MD5	4a1f6e5b225397d3d9048000e93eae4d
	SHA1	3f7040383917ec55bdb9e85a225a75ebc4c32436
	SHA256	0c46355757416892686c77ca5a1bb108253611e1f92cb98f98b6fd53b4949751
	CRC32	8450be3e
	Example file location	C:\Windows\System32\

Filename mfc40u.dll

System Windows 8

File size 924944 bytes

Date 2012-07-26

Download

File details
	MD5	6a12b53574063fe7e7ac01488863bf91
	SHA1	8061258fc21ecb7b3d41f5444244b40e4e18a8e1
	SHA256	e4261b64ebfd79e333e3813e1b35ddcde7cca93b87d146153ac5b4871f886f99
	CRC32	4b855b8d
	Example file location	1: C:\Windows\System32\

Filename mfc40u.dll

System Windows 7

File size 954288 bytes

Date -0001-11-30

Download

File details
	MD5	ab9eb3745b03ae67ab241a82338dea7b
	SHA1	61b66471f99234f6f8e26e83e3e4f0d7586298bf
	SHA256	02b8e9ee0b44526f74c3e6d072a2c4ab417c958774e6cbede9064ea66110e123
	CRC32	9e2df8fd
	Example file location	C:\Windows\SysWOW64\

Filename mfc40u.dll

System Windows Vista

File size 924944 bytes

Date -0001-11-30

Download

File details
	MD5	ba8639f9eb0f74f2946de6de1af4691f
	SHA1	155d9c761aecac44d9fd71af1d68d27455f88a17
	SHA256	6ac8bdbe2743720e9bc86ee52a5749b48c65db0036b7023e9c0e155126d136d2
	CRC32	636fbfa2
	Example file location	C:\Windows\SysWOW64\

Filename mfc40u.dll

System Windows XP

File size 927504 bytes

Date 2008-04-14

Download

File details
	MD5	cddd4416b2b4c7295fe3fdb6dde57e4e
	SHA1	767152279f8e6822b072144c9d21a146ab786867
	SHA256	de7e70cdc681fc603ea62109a8a3cddee4c356031cd594b74dae66e9f9d484c8
	CRC32	4a1b7da1
	Example file location	---