What does the vsserv.exe file do?
The vsserv.exe process is also known as Bitdefender Security Service or, as the case may be, The Shield Deluxe (Version 2009 Security Service) and is a part of Bitdefender Total Security (Version 2015, 2013, 2012) or, as the case may be, Bitdefender Internet Security (Version 2015, 2012, 2013). This software is produced by Bitdefender (www.bitdefender.com/) or, as the case may be, Defender Pro. An outdated or faulty version of vsserv.exe can cause problems for your computer, ranging from slowness to error messages like these:
- Bitdefender Security service has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- Bitdefender Security service 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)
- vsserv.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module vsserv.exe. Read of address 00000000.
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What you should know about vsserv.exe Bitdefender Security service
vsserv.exe is not part of Windows, but it is important nonetheless. The file vsserv.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 1,545,376 bytes (11% of all these files), 2,090,016 bytes as well as 31 other variants.
It is the service "VSSERV".
The program executes in the background, and can only be terminated using Windows Task Manager. The file does not come from Microsoft and is not part of the operating system. The producer of the file is registered with a certificate authority. This confirms the genuineness of the file. The file possesses a digital signature from Verisign.com, which should confirm its trustworthiness.
Vsserv.exe is capable of track other applications as well as make itself undetectable by other programs.
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 vsserv.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 vsserv?
BitDefender.. lektriK | |
Windows XP file ... | |
BitDefender Antivirus/Firewall | |
VSSERV.EXE is part of the antivirus suite BITDEFENDER. (further information...) Klemen Kova | |
Bitdefender (Antivirus/Firewall) (further information...) nico |
Summary: 49 users consider vsserv.exe essential and should not be removed. 4 users consider it harmless. However, one user considers this to be a suspicious process and would like to get rid of it. For this reason, 2 users have already removed vsserv.exe. source: file.net
How to uninstall Bitdefender Total Security or Bitdefender Internet Security
To remove Bitdefender Security service 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 Bitdefender Total Security or Bitdefender Internet Security in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if vsserv.exe (Bitdefender Security service) 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 Bitdefender Security service. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: Bitdefender Security service 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 vsserv.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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