To fix this DLL error, check some of the possible solutions.

How do I fix a missing winmm.dll error?

1. Get the new winmm.dll file from

Error: The file name is not specified.

If winmm.dll is completely removed, you will need a new one. Try typing the keyword winmm.dll into the Windows search program.

If you need a new file, is one of the most reputable sources for DLL files. Open the winmm.dll page on this website to download this DLL.

Then follow the instructions at the top of the FAQ page to extract winmm.dll and move it to the desired folder.

If the problem is still not solved, we recommend you to use the amazing Restoro recovery program that will fix all the errors in your PC for good.

DLLs and Registries are valuable data libraries that Windows uses to function properly.

As a result, damaged or missing DLLs or registry keys can be a major cause of crashes, lockups and error messages, and even prevent you from running Windows software and functionality in general.

Unfortunately, registries and DLLs are piles of data that are difficult for even advanced users to configure properly without advice or even help from Microsoft.

Moreover, restarting the Windows operating system is one of the few really effective solutions to correct these errors, but this solution has too many drawbacks.

Error: The file name is not specified.

To avoid all this, you can always turn to third-party automated solutions, and few are as good as Restoro. It automates almost every aspect of the PC repair process, from scanning to the actual repair.

Follow this short guide to find out how to restore your PC’s optimal performance with Restoro :

  1. Download and install Restoro
  2. Start Restoro
    • Restoro is now collecting data about your PC.

Error: The file name is not specified.

  1. Wait until it finds problems with system stability and possible malware infections.
    • Once the scan is complete, Restoro will show you an overview of the current status of your PC.

Error: The file name is not specified.

  1. Click on “Start Recovery.”
    • Restoro will now start downloading and replacing the corrupted registries, DLLs and other damaged files found during the scan.
    • This is made possible by online libraries that are used for comparison and replace damaged data with their functional equivalent.
  2. Restart your PC for all changes to take effect.

Now your computer should be working properly and you won’t have to worry about slow response times, BSoD errors or anything like that.

Warning: This program must be updated from the free version to perform some specific actions.

2. System scan files

  1. Press the Windows + S key and type cmd.
  2. Right-click on the command line and choose Run as Administrator.
  3. First check the installation file by entering the following command and pressing the Enter key: DISM.exe /Online /Clean Image/Restore State
  4. Then type sfc /scannow at the command prompt and press Enter. Error! Filename not specified.
  5. Then wait until the system file scanning is complete. Restart Windows if the SFC scan corrected anything.

3. check the cart

Error: The file name is not specified.

  1. Double-click the Recycle Bin icon on the Windows desktop.
  2. Select the file winmm.dll from the recycle garbage can if you find it there.
  3. Then click on the “Shopping Cart Tools” tab.
  4. Click the Restore Selected Items button.

4. reinstall the software, the error occurs with

  1. To open Run, press the Windows + R keys simultaneously.
  2. Type appwiz.cpl and press Enter to open the control panel applet.
    Error: The file name is not specified.
  3. Select the software in which the winmm.dll error occurs.
  4. Select the Delete option.
  5. Click Yes in any dialog box that opens.
  6. Restart your desktop or laptop after removing the software.
  7. Then download the installer to install the latest version of the remote software.
  8. Open the program setup wizard to reinstall the program.

If the winmm.dll error occurs with a particular program, reinstalling that program may fix the problem.

Installing and uninstalling programs can be a headache, and if you do it wrong, you can have serious problems with your PC.

That is why we recommend the IObit Uninstaller software. This tool takes care of your PC and ensures that you do not make mistakes that will lead to others.

5. Restoring Windows to an earlier date.

  1. Open Run and type Rstrui.
  2. Click OK to open System Restore.
  3. Click Next to continue.
  4. Click the Show more restore points option if you can.
    Error: The file name is not specified.
  5. Choose a restore point that will restore Windows to a time prior to the winmm.dll error on your PC. (If you are not sure, it is better to choose the oldest recovery point indicated).
  6. The software installed after the restore point is removed.
  7. To check which software needs to be removed, click the Search for Programs button.
  8. Click on the “Next” and “Finish” buttons.

Resetting Windows to the date before the winmm.dll error on your laptop or desktop is another likely solution.

6. Reset Windows 10

  1. To reset Windows 10, click the “Tap” button here to search.
  2. Type reset in the search box and then press Reset this PC.
  3. Then press the “Start” button.
    Error: The file name is not specified.
  4. Select the Save My Files option and click Next.
    Error: The file name is not specified.
  5. Press the Reset button to continue.

Reinstalling Windows 10 through a platform reset should restore the missing system file winmm.dll.

Frequently asked questions

What is the Winmm DLL?

dll is a file directly related to the Windows Media API. It contains low-level audio and joystick functions.

How do I correct a forgotten error?

Not all is lost: How to find the dreaded “missing . dll file”?

How can I recover a missing DirectX dll file ?

How to recover a missing DirectX DLL file – Lifewire

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