What is chifuncext.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 chifuncext.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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Chifuncext.exe file information

Windows Task Manager with chifuncext
Chifuncext.exe process in Windows Task Manager

The process known as Input Assistant Software Kernel belongs to software Input Assistant Software or Input Assistant Software Kernel by Chicony (

Description: Chifuncext.exe is not essential for the Windows OS and causes relatively few problems. Chifuncext.exe is located in the C:\Windows folder. The file size on Windows 10/8/7/XP is 57,344 bytes. 
The program is not visible. It is located in the Windows folder, but it is not a Windows core file. Chifuncext.exe is not a Windows system file. Therefore the technical security rating is 51% dangerous, however you should also read the user reviews.

Recommended: Identify chifuncext.exe related errors

Important: Some malware disguises itself as chifuncext.exe, particularly when not located in the C:\Windows folder. Therefore, you should check the chifuncext.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

It's part of Chicony Input Assistant Software. It is used to keep trace of the shortcut keys on the keyboard.
  Ryth   (further information)
As far as I know it sits in a folder in MY Documents Add-in Express Loader Log File: 12/20/2013 14:41:43 Startup directory: C:\Program Files (x86)\DataTool Services\Data Toolbar 2.1.6\ Loader version: 7.1.4102.0 IE Protected Mode: Off Operating System: Microsoft Windows Vista Home Premium Edition Service Pack 2 (build 6002), 64-bit Process Owner: Administrator Command Line: "C:\Program Files (x86)\Internet Explorer\iexplore.exe" SCODEF:6204 CREDAT:145409 Run 'As Administrator': Yes Process Elevated: Yes Integrity Level: High

Summary: Average user rating of chifuncext.exe: based on 1 vote with 2 user comments. One user thinks it's probably harmless. One user is not sure about it.

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Best practices for resolving chifuncext issues

A clean and tidy computer is the key requirement for avoiding problems with chifuncext. 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 chifuncext.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

chifuncext.exe [all]