What is TiWorker.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the TiWorker.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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TiWorker.exe file information

Windows Task Manager with TiWorker
TiWorker.exe process in Windows Task Manager

The process known as Windows Modules Installer Worker belongs to software Microsoft Windows Operating System by Microsoft (

Description: TiWorker.exe is not essential for Windows and will often cause problems. The TiWorker.exe file is located in a subfolder of C:\Windows. Known file sizes on Windows 10/8/7/XP are 193,024 bytes (32% of all occurrences), 200,192 bytes and 12 more variants. 
The program has no visible window. The TiWorker.exe file is not a Windows system file. The TiWorker.exe file is a trustworthy file from Microsoft. Therefore the technical security rating is 15% dangerous, however you should also read the user reviews.

Recommended: Identify TiWorker.exe related errors

Important: Some malware camouflages itself as TiWorker.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the TiWorker.exe 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.


User Comments

Windows 8.1, Bestandteil des Windows Installer
  B.Schröder   (further information)
Windows Updates manager in Windows 8
Anwendung blockiert
it has a redirect file in the CBS file inside of the TiWorker.exe
On my computer, this have caused +- 372 RAM fails. Your PID is too high to be a Windows process.

Summary: Average user rating of TiWorker.exe: based on 5 votes with 5 user comments. 2 users think TiWorker.exe is essential for Windows or an installed application. One user thinks it's probably harmless. One user suspects danger. One user thinks TiWorker.exe is dangerous and recommends removing it. 2 users don't grade TiWorker.exe ("not sure about it").

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Best practices for resolving TiWorker issues

A clean and tidy computer is the key requirement for avoiding problems with TiWorker. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic 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 6resmon 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 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the TiWorker.exe process on your computer, the following programs have proven to be helpful: ASecurity 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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

TiWorker.exe [all]