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What does the actldr.exe file do?

The actldr.exe process is also known as ACTLDR.EXE and is a part of ACT! 4.0 for Windows. This software is produced by unknown. An obsolete or defective version of actldr.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 actldr.exe ACTLDR.EXE

actldr.exe is not part of Windows, but it is important nonetheless. The file actldr.exe is found in a subdirectory of C:\. The file size is 35,328 bytes.
This file contains no information about the producer or the version. This actldr.exe process does not appear as a visible window, but only in Task Manager. Windows starts the process each time that the computer boots up (Registry: User Shell Folders, MACHINE\User Shell Folders). The actldr file is not part of the Windows operating system. For this reason, 64% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

A actldr.exe file has a 64% certainty of being dangerous if it is found in a subdirectory of "C:\Program Files". In this case, the file size is usually 34,816 bytes. There is no embedded description in this file. These days, this is rather unusual This actldr program does not appear as a visible window, but only in Task Manager. When Windows starts, this process is automatically started at the same time (Registry: User Shell Folders, MACHINE\User Shell Folders). The actldr file does not come from Microsoft and is not part of the operating system.

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 actldr.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 actldr?

It is part of very old ACT software, nothing else known
John Sellers

Summary: source: file.net

How to uninstall ACT! 4.0 for Windows

actldr.exe ACTLDR.EXE fix

To remove ACTLDR.EXE 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 ACT! 4.0 for Windows in the list of available programs.
  5. Click Uninstall.

How to tell if actldr.exe (ACTLDR.EXE) 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 ACTLDR.EXE. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for ACTLDR.EXE 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 actldr.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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