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What does the ssonsvr.exe file do?

The ssonsvr.exe process is also known as Citrix Pass-through Authentication or, as the case may be, Program Neighborhood and is a part of Citrix ICA Client or, as the case may be, Citrix Presentation Server Client. This software is produced by Citrix Systems (www.citrix.com). An obsolete or defective version of ssonsvr.exe can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about ssonsvr.exe Citrix Pass-through Authentication

ssonsvr.exe is not part of Windows, but it is important nonetheless. Ssonsvr.exe is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 16,656 bytes (14% of all these files), 33,792 bytes as well as 5 other variants.
This file is no part of Microsoft Windows. This process does not have a visible window, and does not appear on the taskbar. The original file is digitally signed. Check your file. For this reason, 28% 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 ssonsvr.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 ssonsvr?

Citrix PNAgent
Part of a citrix client (further information...)
Anne W, Koster
citrix pnagent
Citrix Client
It is installed as part of Citrix ICA Client and is necessary for Pass Through authentication
Shawn D. Lambert

Summary: 9 users judge ssonsvr.exe to be an essential file that should not be touched. source: file.net

How to uninstall Citrix ICA Client or Citrix Presentation Server Client

To remove Citrix Pass-through Authentication from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate Citrix ICA Client or Citrix Presentation Server Client in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
ssonsvr.exe Citrix Pass-through Authentication fix

How to tell if ssonsvr.exe (Citrix Pass-through Authentication) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Citrix Pass-through Authentication. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Citrix Pass-through Authentication or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or ssonsvr.exe is causing problems for you, a good Windows diagnostic tool may very well 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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