What is CEC_MAIN.exe?

The genuine CEC_MAIN.exe file is a software component of Chicony Camera Assistant by Chicony.
Chicony Camera Assistant is a configuration software for a integrated webcams manufactured by Chicony. CEC_MAIN.exe runs the main process for Chicony Camera Assistant. This is not an essential process for Windows and can be disabled if known to create problems. Chicony Camera Assistant is a utility software for webcams found on many laptops sold by Gateway, Toshiba, Viewsonic, etc. The program features the ability to record videos, take photos, adjust brightness, contrast, colour, hue, as well as several other video parameters. Chicony Camera Assistant supports the Windows platform. Chicony is a Taiwanese company that designs and develops electronic components for numerous original equipment manufacturers. The company is best known for its motherboards designed for notebooks and personal computers. Chicony also manufactures mobile and desktop keyboards, and integrated digital cameras for desktops for clients such as Dropcam, HP, GoPro, Google and Lenovo. The company was founded in 1983 and is currently headquartered in Taipei, Taiwan.

CEC_MAIN stands for Camera Assistant by Chicony - Main Program Executable

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 CEC_MAIN.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.

Click to Run a Free Scan for CEC_MAIN.exe related errors

CEC_MAIN.exe file information

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

The process known as Video Web Camera or Camera Assistant Software for Toshiba or Camera Assistant Software for Gateway belongs to software Camera Assistant Software for or Camera Assistant Software for Toshiba or Camera Assistant Software for Gateway or Video Web Camera by Chicony (

Description: CEC_MAIN.exe is not essential for the Windows OS and causes relatively few problems. CEC_MAIN.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 4,624,384 bytes (20% of all occurrences), 4,813,312 bytes and 25 more variants. 
The program has no visible window. It is not a Windows core file. There is no information about the author of the file. CEC_MAIN.exe is able to record keyboard and mouse inputs and manipulate other programs. Therefore the technical security rating is 56% dangerous, however you should also read the user reviews.

Uninstalling this variant: It is possible to do the following:
  • ask for help from Support
  • uninstall Camera Assistant Software for or Camera Assistant Software for Toshiba software via Windows Control Panel/Add or Remove Programs (Windows XP) or Programs and Features (Windows 10/8/7)

Recommended: Identify CEC_MAIN.exe related errors

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

NO DANGER! Only WebCam software for Toshiba. Located in C:\Program Files\Camera Assistant Software for Toshiba runs with about 2300 kb
  Mikael P.M.  
It is the built in web cam program on my laptop on windows vista C:\Program Files\Camera Assistant Software for Toshiba
It comes with a Creative Driver for Webcam
neu installieren
My computer can not excute and ask for downlaod.
  Abdelrahman Bashari  

Rating chart

Summary: Average user rating of CEC_MAIN.exe: based on 12 votes with 7 user comments. 8 users think CEC_MAIN.exe is essential for Windows or an installed application. 2 users think it's probably harmless. One user thinks it's neither essential nor dangerous. One user thinks CEC_MAIN.exe is dangerous and recommends removing it. 4 users don't grade CEC_MAIN.exe ("not sure about it").

Do you have additional information?
What do you know about CEC_MAIN.exe:
How would you rate it:
Link for more info:
Your Name:

Best practices for resolving CEC_MAIN issues

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

CEC_MAIN.exe [all]