What does the concentr.exe file do?
The concentr.exe process is also known as Citrix online plug-in Connection Center or, as the case may be, Citrix Connection Center and is a part of Citrix online plug-in or, as the case may be, Citrix Receiver. This software is produced by Citrix Systems (www.citrix.com). An outdated or faulty version of concentr.exe can cause problems for your computer, ranging from slowness to error messages like these:
- Citrix online plug-in Connection Center has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- Citrix online plug-in Connection Center has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- concentr.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module concentr.exe. Read of address 00000000.
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What you should know about concentr.exe Citrix online plug-in Connection Center
concentr.exe is not part of Windows, but it is important nonetheless. The file concentr.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 300,400 bytes (16% of all these files), 300,472 bytes as well as 12 other variants.
Windows starts the process each time that the computer boots up (Registry: MACHINE\Run).
The concentr file does not come from Microsoft and is not part of the operating system. The original file has a digital certificate (see its file properties). The file contains a digital signature from Verisign, a subsidiary of Symantec. Verisign thereby confirms this file's authenticity and integrity. You can find the file or its related application in Control Panel under Programs. You can then rerun the setup or uninstall the program. The application does not appear as a visible window, but only in Task Manager.
Concentr.exe is capable of connect to the Internet.
For this reason, 20% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves concentr.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about concentr?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall Citrix online plug-in or Citrix Receiver
To remove Citrix online plug-in Connection Center from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate Citrix online plug-in or Citrix Receiver in the list of displayed applications.
- Click the program, and then click Uninstall.
How to check if concentr.exe (Citrix online plug-in Connection Center) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of Citrix online plug-in Connection Center. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: Citrix online plug-in Connection Center or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or concentr.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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