What is msiltcfg.dll?

Msiltcfg.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. You can fix your msiltcfg.dll problem by downloading the correct msiltcfg.dll file. The following information can help you determine if msiltcfg.dll is a Windows system file or if it belongs to an application that you can trust.

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Msiltcfg.dll file information

The process known as Windows Installer Configuration API Stub belongs to software Windows Installer - Unicode by Microsoft (

Description: Msiltcfg.dll is not essential for the Windows OS and causes relatively few problems. Msiltcfg.dll is located in the C:\Windows\System32 folder. The file size on Windows 10/8/7/XP is 15,872 bytes. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The msiltcfg.dll file is a trustworthy file from Microsoft. The program is not visible. The service has no detailed description. The file is able to record keyboard inputs. The file is not a Windows system file. Therefore the technical security rating is 66% dangerous.

Recommended: Identify msiltcfg.dll related errors

Important: Some malware camouflages itself as msiltcfg.dll. Therefore, you should check the msiltcfg.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


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Best practices for resolving msiltcfg issues

A clean and tidy computer is the key requirement for avoiding problems with msiltcfg. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the msiltcfg.dll process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

msiltcfg.dll [all]