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What does the PTChangeFilterService.exe file do?

The PTChangeFilterService.exe process is also known as PTChangeFilterService and is a part of HP ProtectTools Security Manager or, as the case may be, HP Webcam. This software is produced by Hewlett-Packard Development Company, L.P (www.hp.com). An obsolete or defective version of PTChangeFilterService.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 PTChangeFilterService.exe PTChangeFilterService

PTChangeFilterService.exe is not part of Windows, but it is important nonetheless. The file PTChangeFilterService.exe is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 32,768 bytes (50% of all these files), 18,944 bytes, 45,056 bytes or, as the case may be, 36,864 bytes.
The program executes in the background, and can only be terminated using Windows Task Manager. It is no part of Microsoft Windows. For this reason, 39% 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 PTChangeFilterService.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 PTChangeFilterService?

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 HP ProtectTools Security Manager or HP Webcam

PTChangeFilterService.exe  PTChangeFilterService fix

To remove PTChangeFilterService from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for HP ProtectTools Security Manager or HP Webcam in the list of available programs.
  5. Click Uninstall.

How to tell if PTChangeFilterService.exe (PTChangeFilterService) 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 PTChangeFilterService. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for PTChangeFilterService 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 PTChangeFilterService.exe is causing problems for you, a good Registry Cleaner 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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