Download Actmutant.dll for Windows 10, 8.1, 8, 7, Vista and XP

Actmutant.dll download. The Actmutant.dll file is a dynamic link library for Windows 10, 8.1, 8, 7, Vista and XP. You can fix "The file Actmutant.dll is missing." and "Actmutant.dll not found." errors by downloading and installing this file from our site.

About Actmutant.dll

The Actmutant.dll file is 0.1 MB. The download links for this file are clean and no user has given any negative feedback. From the time it was offered for download, it has been downloaded 680 times.

Operating Systems That Can Use the Actmutant.dll File

How to Download Actmutant.dll

  1. First, click the "Download" button with the green background (The button marked in the picture).
    Download the Actmutant.dll file
    Step 1:Download the Actmutant.dll file
  2. The downloading page will open after clicking the Download button. After the page opens, in order to download the Actmutant.dll file the best server will be found and the download process will begin within a few seconds. In the meantime, you shouldn't close the page.

Methods to Solve the Actmutant.dll Errors

ATTENTION! Before beginning the installation of the Actmutant.dll file, you must download the file. If you don't know how to download the file or if you are having a problem while downloading, you can look at our download guide a few lines above.

Method 1: Solving the DLL Error by Copying the Actmutant.dll File to the Windows System Folder

  1. The file you downloaded is a compressed file with the ".zip" extension. In order to install it, first, double-click the ".zip" file and open the file. You will see the file named "Actmutant.dll" in the window that opens up. This is the file you need to install. Drag this file to the desktop with your mouse's left button.
    Extracting the Actmutant.dll file
    Step 1:Extracting the Actmutant.dll file
  2. Copy the "Actmutant.dll" file file you extracted.
  3. Paste the dll file you copied into the "C:\Windows\System32" folder.
    Pasting the Actmutant.dll file into the Windows/System32 folder
    Step 3:Pasting the Actmutant.dll file into the Windows/System32 folder
  4. If your system is 64 Bit, copy the "Actmutant.dll" file and paste it into "C:\Windows\sysWOW64" folder.
    NOTE! On 64 Bit systems, you must copy the dll file to both the "sysWOW64" and "System32" folders. In other words, both folders need the "Actmutant.dll" file.
    Copying the Actmutant.dll file to the Windows/sysWOW64 folder
    Step 4:Copying the Actmutant.dll file to the Windows/sysWOW64 folder
  5. In order to complete this step, you must run the Command Prompt as administrator. In order to do this, all you have to do is follow the steps below.
    NOTE! We ran the Command Prompt using Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same method to run the Command Prompt as administrator.
    1. Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard. This process will enable you to run a search through the Start Menu. We also typed in "cmd" to bring up the Command Prompt.
    2. Right-click the "Command Prompt" search result that comes up and click the Run as administrator" option.
    Running the Command Prompt as administrator
    Step 5:Running the Command Prompt as administrator
  6. Paste the command below into the Command Line that will open up and hit Enter. This command will delete the damaged registry of the Actmutant.dll file (It will not delete the file we pasted into the System32 folder; it will delete the registry in Regedit. The file we pasted into the System32 folder will not be damaged).
    %windir%\System32\regsvr32.exe /u Actmutant.dll
    Deleting the damaged registry of the Actmutant.dll
    Step 6:Deleting the damaged registry of the Actmutant.dll
  7. If you are using a 64 Bit operating system, after doing the commands above, you also need to run the command below. With this command, we will also delete the Actmutant.dll file's damaged registry for 64 Bit (The deleting process will be only for the registries in Regedit. In other words, the dll file you pasted into the SysWoW64 folder will not be damaged at all).
    %windir%\SysWoW64\regsvr32.exe /u Actmutant.dll
    Uninstalling the damaged Actmutant.dll file's registry from the system (for 64 Bit)
    Step 7:Uninstalling the damaged Actmutant.dll file's registry from the system (for 64 Bit)
  8. We need to make a clean registry for the dll file's registry that we deleted from Regedit (Windows Registry Editor). In order to accomplish this, copy and paste the command below into the Command Line and press Enter key.
    %windir%\System32\regsvr32.exe /i Actmutant.dll
    Making a clean registry for the Actmutant.dll file in Regedit (Windows Registry Editor)
    Step 8:Making a clean registry for the Actmutant.dll file in Regedit (Windows Registry Editor)
  9. If the Windows version you use has 64 Bit architecture, after running the command above, you must run the command below. With this command, you will create a clean registry for the problematic registry of the Actmutant.dll file that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Actmutant.dll
    Creating a clean registry for the Actmutant.dll file (for 64 Bit)
    Step 9:Creating a clean registry for the Actmutant.dll file (for 64 Bit)
  10. You may see certain error messages when running the commands from the command line. These errors will not prevent the installation of the Actmutant.dll file. In other words, the installation will finish, but it may give some errors because of certain incompatibilities. After restarting your computer, to see if the installation was successful or not, try running the software that was giving the dll error again. If you continue to get the errors when running the software after the installation, you can try the 2nd Method as an alternative.

Method 2: Copying The Actmutant.dll File Into The Software File Folder

  1. First, you must find the installation folder of the software (the software giving the dll error) you are going to install the dll file to. In order to find this folder, "Right-Click > Properties" on the software's shortcut.
    Opening the software's shortcut properties window
    Step 1:Opening the software's shortcut properties window
  2. Open the software file folder by clicking the Open File Location button in the "Properties" window that comes up.
    Finding the software's file folder
    Step 2:Finding the software's file folder
  3. Copy the Actmutant.dll file.
  4. Paste the dll file you copied into the software's file folder that we just opened.
    Pasting the Actmutant.dll file into the software's file folder
    Step 3:Pasting the Actmutant.dll file into the software's file folder
  5. When the dll file is moved to the software file folder, it means that the process is completed. Check to see if the problem was solved by running the software giving the error message again. If you are still receiving the error message, you can complete the 3rd Method as an alternative.

Method 3: Uninstalling and Reinstalling the Software That Is Giving the Actmutant.dll Error

  1. Push the "Windows" + "R" keys at the same time to open the Run window. Type the command below into the Run window that opens up and hit Enter. This process will open the "Programs and Features" window.
    appwiz.cpl
    Opening the Programs and Features window using the appwiz.cpl command
    Step 1:Opening the Programs and Features window using the appwiz.cpl command
  2. The Programs and Features window will open up. Find the software that is giving you the dll error in this window that lists all the softwares on your computer and "Right-Click > Uninstall" on this software.
    Uninstalling the software that is giving you the error message from your computer.
    Step 2:Uninstalling the software that is giving you the error message from your computer.
  3. Uninstall the software from your computer by following the steps that come up and restart your computer.
    Following the confirmation and steps of the software uninstall process
    Step 3:Following the confirmation and steps of the software uninstall process
  4. After restarting your computer, reinstall the software that was giving the error.
  5. This method may provide the solution to the dll error you're experiencing. If the dll error is continuing, the problem is most likely deriving from the Windows operating system. In order to fix dll errors deriving from the Windows operating system, complete the 4th Method and the 5th Method.

Method 4: Solving the Actmutant.dll error with the Windows System File Checker

  1. In order to complete this step, you must run the Command Prompt as administrator. In order to do this, all you have to do is follow the steps below.
    NOTE! We ran the Command Prompt using Windows 10. If you are using Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP, you can use the same method to run the Command Prompt as administrator.
    1. Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard. This process will enable you to run a search through the Start Menu. We also typed in "cmd" to bring up the Command Prompt.
    2. Right-click the "Command Prompt" search result that comes up and click the Run as administrator" option.
    Running the Command Prompt as administrator
    Step 1:Running the Command Prompt as administrator
  2. Paste the command below into the Command Line that opens up and hit the Enter key.
    sfc /scannow
    Scanning and fixing system errors with the sfc /scannow command
    Step 2:Scanning and fixing system errors with the sfc /scannow command
  3. This process can take some time. You can follow its progress from the screen. Wait for it to finish and after it is finished try to run the software that was giving the dll error again.

Method 5: Fixing the Actmutant.dll Error by Manually Updating Windows

Some softwares need updated dll files. When your operating system is not updated, it cannot fulfill this need. In some situations, updating your operating system can solve the dll errors you are experiencing.

In order to check the update status of your operating system and, if available, to install the latest update packs, we need to begin this process manually.

Depending on which Windows version you use, manual update processes are different. Because of this, we have prepared a special article for each Windows version. You can get our articles relating to the manual update of the Windows version you use from the links below.

Guides to Manually Update for All Windows Versions

  1. Guide to Manually Update Windows 10
  2. Guide to Manually Update Windows 8.1 and Windows 8
  3. Guide to Manually Update Windows 7 and Windows Vista
  4. Guide to Manually Update Windows XP

Most Seen Actmutant.dll Errors

It's possible that during the softwares' installation or while using them, the Actmutant.dll file was damaged or deleted. You can generally see error messages listed below or similar ones in situations like this.

These errors we see are not unsolvable. If you've also received an error message like this, first you must download the Actmutant.dll file by clicking the "Download" button in this page's top section. After downloading the file, you should install the file and complete the solution methods explained a little bit above on this page and mount it in Windows. If you do not have a hardware problem, one of the methods explained in this article will solve your problem.

  1. "Actmutant.dll not found." error
  2. "The file Actmutant.dll is missing." error
  3. "Actmutant.dll access violation." error
  4. "Cannot register Actmutant.dll." error
  5. "Cannot find Actmutant.dll." error
  6. "This application failed to start because Actmutant.dll was not found. Re-installing the application may fix this problem." error