What is BESClientUI.exe?

The genuine BESClientUI.exe file is a software component of IBM BigFix by IBM.
IBM BigFix is a management software for securing, monitoring and patching groups of computers located on enterprise networks. BESClientUI.exe runs the user interface for the BigFix Enterprise Client. This is not an essential Windows process and can be disabled if known to create problems. IBM BigFix (originally IBM Endpoint Manager) was the product of IBM's acquisition of BigFix's assets. BigFix features a single agent that provides real-time control over hundreds of thousands of endpoints based on heterogeneous platforms from a single management console. BigFix can be used for OS deployment, patch management, software distribution, as well as for real-time protection against viruses, malware and other vulnerabilities. IBM (International Business Machines Corporation) is an American corporation that develops computer hardware and software technology, and offers hosting, infrastructure and consultation services. IBM was founded in 1911 as the Computing-Tabulating-Recording Company (CTR). The company currently generates over $80 billion in annual revenue and employs over 377,000 people. IBM is currently based in Armonk, New York, United States.

BESClientUI stands for BigFix Enterprise Suite Client User Interface

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 BESClientUI.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 BESClientUI.exe related errors

BESClientUI.exe file information

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

The process known as BigFix Enterprise Suite Client User Interface or IBM Endpoint Manager Client User Interface or Tivoli Endpoint Manager Client User Interface or IBM Endpoint Manager Client

belongs to software IBM Endpoint Manager Client or BigFix Enterprise Client or IBM Endpoint Manager or IBM BigFix Client or Extend360 Enforcement Agent or BigFix Enterprise Suite Client User Interface or Tivoli Endpoint Manager Client

by BigFix ( or IBM ( or International Business Machines (

Description: BESClientUI.exe is not essential for the Windows OS and causes relatively few problems. The BESClientUI.exe file is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 1,408,072 bytes (60% of all occurrences) or 1,384,448 bytes. 
The program is not visible. BESClientUI.exe is not a Windows core file. It is a Verisign signed file. The file has a digital signature. BESClientUI.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 45% dangerous.

Uninstalling this variant: If you still experience problems with BESClientUI.exe, you can do the following:
  1) uninstall BigFix Enterprise Client software via Windows Control Panel/Add or Remove Programs (Windows XP) or Programs and Features (Windows 10/8/7)
  2) search the support area on the Bigfix website.

Recommended: Identify BESClientUI.exe related errors

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


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Best practices for resolving BESClientUI issues

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

BESClientUI.exe [all]