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What Is BESClient.exe? A Virus Or Malware And Uninstall

Ever notice the program BESClient running on your computer? It seems to be constantly consuming resources and slowing down your device, but if you try to uninstall it, you get an error message saying that it isn’t installed properly and needs to be reinstalled. 

This article will show you what BESClient really is, why it is running on your system and how to remove it permanently so you can speed up your computer again.

What Is BESClient.exe?

BESClient.exe is a legitimate process that was developed by BlackBerry for the purpose of synchronizing their devices, such as their phones and tablets.

 It can be found in C:\Program Files\Common Files\Research In Motion (RIM)\. It can also show up on your computer if you download some software from the BlackBerry website, but it won’t appear unless you have enabled the option to sync your BlackBerry device with your PC when you install the software on your computer.

The location of this file varies depending on what operating system you’re using and whether or not you’ve set up an account with BlackBerry. 

If the icon doesn’t change after running it, then there is nothing wrong with this application and all this means is that it’s just not active right now because there’s no need for it to run.

Is BESClient.Exe A Virus Or Malware?

BESClient.exe is a malware! If you have this file on your computer, it’s very likely that you’ve been infected with malware. The best thing to do if you think this may be the case would be to run your anti-virus software and scan your computer for any signs of malware, viruses, trojans, worms, etc., which can cause system instability and data loss.

 BESClient.exe is a part of the BlackBerry Enterprise Server by BlackBerry Limited (). 

What are other people saying about BESClient.exe?: Some people say they’re experiencing issues with their internet connection when this program is running in the background (). 

Should I remove or rename BESClient.exe?: We recommend removing (or renaming) it immediately as we believe it poses a significant security risk to your device ().

 Why did my antivirus let me install an app called BESClient?: Your antivirus should not have let you install the application called BESClient.

 Usually, apps like these are not safe for devices and come with a lot of bloatware – even though it does seem to provide some form of connectivity. There could be many more problems that go along with this app, so we recommend uninstalling it from your device ASAP ().

 You should also use your antivirus software to clean up the rest of the device (). When done, you will want to run a full virus scan to make sure there are no hidden malicious files left over that were missed during the cleaning process ().

How To Uninstall BESClient.exe

BESClient.exe is a process that has been linked to malware and viruses in the past, so it should be uninstalled if it shows up on your computer without you ever having requested that it be there in the first place. 

To uninstall, go to Control Panel > Programs > Programs and Features > Click on BES Client (BESClient) and then click on the Uninstall/Change button. 

You may also want to scan your PC with antivirus software (like Malwarebytes) just in case there are any other malicious files that need to be removed. 

If you’re unsure how to find the virus file using your virus-scanning software, simply enter malware into the search field and see what pops up! 

If that doesn’t work for you, enter the suspected malware site into Google instead. 

If all else fails, do an Internet search to remove the virus from the computer or virus removal guide.

Common BESClient.exe Errors Messages

The system cannot find the file specified. 

BESClient.exe not found. 

Exception E2479E10 in module ‘BESClient.exe’. Read of address 00000000. 

There may be a problem with your computer’s memory, disk storage, network connection, or a problem with other programs running on your computer.

Can I Remove Or Delete BESClient.exe?

BESClient.exe is a legitimate file that belongs to BlackBerry Enterprise Server (BES) software, which is an email management and security solution for organizations with BlackBerry devices. 

These files are found in the \Program Files\Common Files directory on your computer.

 It is safe to remove these files from the device if you want. However, this can result in errors when syncing with your server. 

The easiest way to get rid of these files without affecting any other files on the device is to change their names so they can’t be found by programs running on it. 

Renaming these programs will make it easier for you when trying to use them later as well! 

All programs need space in order to run efficiently and smoothly. If too many files are taking up space on your hard drive, some may start to lag while others won’t open at all.

 If there’s too much clutter on the screen and nothing seems organized, finding what you’re looking for becomes more difficult than necessary. 

There are several different methods available online to help you organize your desktop and save space in a matter of minutes! One common option is the virtual desktops feature. 

You can set up different sections where each one has its own apps, documents, pictures, etc., so even if one part starts slowing down because of a lack of room, the others still work great.

 Setting aside time every week to clean out old folders and delete unused files also helps tremendously! Make sure to back up anything before deleting it though- just in case! 

The steps required to rename these files depend on your operating system:


The best way to diagnose what the problem with your computer may be is by running a virus scan on your system.

 If you find that there are no viruses, it may be time to clean up some of the extra programs that are taking up space on your hard drive and slowing down its performance in order to keep it at peak condition.

 It’s also recommended that you back up any important data before reformatting your hard drive because reformatting will wipe out everything on the disk.

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Michelle Paulsen

Michelle, a former author for renowned tech publications TechCrunch and The Verge, has established herself as a prominent figure in technology journalism. With her deep industry knowledge and experience, she excels at breaking down complex tech topics into engaging, reader-friendly articles. Known for her sharp analysis and compelling storytelling, Michelle has a proven track record of enlightening readers about the latest tech trends and innovations.

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