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

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

About Mmcodecchoosermex.dll

The Mmcodecchoosermex.dll file is 0.05 MB. The download links have been checked and there are no problems. You can download it without a problem. Currently, it has been downloaded 557 times.

Operating Systems Compatible with the Mmcodecchoosermex.dll File

How to Download Mmcodecchoosermex.dll

  1. Click on the green-colored "Download" button on the top left side of the page.
    Download process of the Mmcodecchoosermex.dll file's
    Step 1:Download process of the Mmcodecchoosermex.dll file's
  2. The downloading page will open after clicking the Download button. After the page opens, in order to download the Mmcodecchoosermex.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 for Solving Mmcodecchoosermex.dll

ATTENTION! Before continuing on to install the Mmcodecchoosermex.dll file, you need to download the file. If you have not downloaded it yet, download it before continuing on to the installation steps. If you are having a problem while downloading the file, you can browse the download guide a few lines above.

Method 1: Installing the Mmcodecchoosermex.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 "Mmcodecchoosermex.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 Mmcodecchoosermex.dll file
    Step 1:Extracting the Mmcodecchoosermex.dll file
  2. Copy the "Mmcodecchoosermex.dll" file and paste it into the "C:\Windows\System32" folder.
    Copying the Mmcodecchoosermex.dll file into the Windows/System32 folder
    Step 2:Copying the Mmcodecchoosermex.dll file into the Windows/System32 folder
  3. If your operating system has a 64 Bit architecture, copy the "Mmcodecchoosermex.dll" file and paste it also into the "C:\Windows\sysWOW64" folder.
    NOTE! On 64 Bit systems, the dll file must be in both the "sysWOW64" folder as well as the "System32" folder. In other words, you must copy the "Mmcodecchoosermex.dll" file into both folders.
    Pasting the Mmcodecchoosermex.dll file into the Windows/sysWOW64 folder
    Step 3:Pasting the Mmcodecchoosermex.dll file into the Windows/sysWOW64 folder
  4. In order to run the Command Line as an administrator, complete the following steps.
    NOTE! In this explanation, we ran the Command Line on Windows 10. If you are using one of the Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP operating systems, you can use the same methods to run the Command Line as an administrator. Even though the pictures are taken from Windows 10, the processes are similar.
    1. First, open the Start Menu and before clicking anywhere, type "cmd" but do not press Enter.
    2. When you see the "Command Line" option among the search results, hit the "CTRL" + "SHIFT" + "ENTER" keys on your keyboard.
    3. A window will pop up asking, "Do you want to run this process?". Confirm it by clicking to "Yes" button.
    Running the Command Line as an administrator
    Step 4:Running the Command Line as an administrator
  5. Paste the command below into the Command Line window that opens and hit the Enter key on your keyboard. This command will delete the Mmcodecchoosermex.dll file's damaged registry (It will not delete the file you pasted into the System32 folder, but will delete the registry in Regedit. The file you pasted in the System32 folder will not be damaged in any way).
    %windir%\System32\regsvr32.exe /u Mmcodecchoosermex.dll
    Uninstalling the Mmcodecchoosermex.dll file from the system registry
    Step 5:Uninstalling the Mmcodecchoosermex.dll file from the system registry
  6. 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 Mmcodecchoosermex.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 Mmcodecchoosermex.dll
    Uninstalling the damaged Mmcodecchoosermex.dll file's registry from the system (for 64 Bit)
    Step 6:Uninstalling the damaged Mmcodecchoosermex.dll file's registry from the system (for 64 Bit)
  7. We need to make a new registry for the dll file in place of the one we deleted from the Windows Registry Editor. In order to do this process, copy the command below and after pasting it in the Command Line, press Enter.
    %windir%\System32\regsvr32.exe /i Mmcodecchoosermex.dll
    Creating a new registry for the Mmcodecchoosermex.dll file in the Windows Registry Editor
    Step 7:Creating a new registry for the Mmcodecchoosermex.dll file in the Windows Registry Editor
  8. 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 Mmcodecchoosermex.dll file that we deleted.
    %windir%\SysWoW64\regsvr32.exe /i Mmcodecchoosermex.dll
    Creating a clean registry for the Mmcodecchoosermex.dll file (for 64 Bit)
    Step 8:Creating a clean registry for the Mmcodecchoosermex.dll file (for 64 Bit)
  9. You may see certain error messages when running the commands from the command line. These errors will not prevent the installation of the Mmcodecchoosermex.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 Mmcodecchoosermex.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 Mmcodecchoosermex.dll file into the folder we opened up.
    Copying the Mmcodecchoosermex.dll file into the software's file folder
    Step 3:Copying the Mmcodecchoosermex.dll file into the software's file folder
  4. That's all there is to the installation process. Run the software giving the dll error again. If the dll error is still continuing, completing the 3rd Method may help solve your problem.

Method 3: Uninstalling and Reinstalling the Software that Gives You the Mmcodecchoosermex.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 softwares listed in the Programs and Features window that opens up are the softwares installed on your computer. Find the software that gives you the dll error and run the "Right-Click > Uninstall" command on this software.
    Uninstalling the software from your computer
    Step 2:Uninstalling the software from your computer
  3. Following the instructions that come up, uninstall the software from your computer and restart your computer.
    Following the verification and instructions for the software uninstall process
    Step 3:Following the verification and instructions for the software uninstall process
  4. 4. After restarting your computer, reinstall the software that was giving you the error.
  5. You can solve the error you are expericing with this method. If the dll error is continuing in spite of the solution methods you are using, the source of the problem is the Windows operating system. In order to solve dll errors in Windows you will need to complete the 4th Method and the 5th Method in the list.

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

  1. In order to run the Command Line as an administrator, complete the following steps.
    NOTE! In this explanation, we ran the Command Line on Windows 10. If you are using one of the Windows 8.1, Windows 8, Windows 7, Windows Vista or Windows XP operating systems, you can use the same methods to run the Command Line as an administrator. Even though the pictures are taken from Windows 10, the processes are similar.
    1. First, open the Start Menu and before clicking anywhere, type "cmd" but do not press Enter.
    2. When you see the "Command Line" option among the search results, hit the "CTRL" + "SHIFT" + "ENTER" keys on your keyboard.
    3. A window will pop up asking, "Do you want to run this process?". Confirm it by clicking to "Yes" button.
    Running the Command Line as an administrator
    Step 1:Running the Command Line as an administrator
  2. After typing the command below into the Command Line, push Enter.
    sfc /scannow
    Getting rid of dll errors using Windows's sfc /scannow command
    Step 2:Getting rid of dll errors using Windows's sfc /scannow command
  3. Depending on your computer's performance and the amount of errors on your system, this process can take some time. You can see the progress on the Command Line. Wait for this process to end. After the scan and repair processes are finished, try running the software giving you errors again.

Method 5: Solving the Mmcodecchoosermex.dll Error by Updating Windows

Most of the time, softwares have been programmed to use the most recent dll files. If your operating system is not updated, these files cannot be provided and dll errors appear. So, we will try to solve the dll errors by updating the operating system.

Since the methods to update Windows versions are different from each other, we found it appropriate to prepare a separate article for each Windows version. You can get our update article that relates to your operating system version by using the links below.

Guides to Manually Update the Windows Operating System

  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 Mmcodecchoosermex.dll Errors

When the Mmcodecchoosermex.dll file is damaged or missing, the softwares that use this dll file will give an error. Not only external softwares, but also basic Windows softwares and tools use dll files. Because of this, when you try to use basic Windows softwares and tools (For example, when you open Internet Explorer or Windows Media Player), you may come across errors. We have listed the most common Mmcodecchoosermex.dll errors below.

You will get rid of the errors listed below when you download the Mmcodecchoosermex.dll file from DLL Downloader.com and follow the steps we explained above.

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

Other Dll Files Used with Mmcodecchoosermex.dll