How to Resolve ‘Something wrong when loading the DC-WFF.dll’ Error Message

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The DC-WFF.dll load error may occur if it is not properly registered in the Windows environment. In addition, improper installation of competing applications (such as TP-Link) can also cause the problem. Users encounter the flashing error “Something wrong when loading the dc_wff.dll” after booting the system and every subsequent system reboot (mostly after a Windows update).

What causes the “Something wrong when loading the DC-WFF.dll” error?

The error message “Something Wrong When Loading the DC-WFF.DLL” may occur in Windows if the DC-WFF.dll file is not registered correctly or if conflicting programs are installed incorrectly. The error message usually appears after starting the system or whenever the user restarts the system.

How to solve the “DC-WFF.dll error message occurred while loading” error message?



Updated: April 2025

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Restart your system

  1. Press the Windows key + the R key -> and type Run > services.msc -> Enter in the dialog box.
  2. In the window that -> appears, go to Services.
  3. Then in the lower-left corner, check Hide all Microsoft services -> click Disable all.
  4. Now click the Start tab -> click Open Task Manager.
  5. A new dialog box will appear. Click each item in turn and click Disable for each item at the bottom.
  6. Then close Task Manager -> on the msconfig Startup tab -> OK -> restart your computer.

Reinstall the application and the TP-Link driver

  1. Right-click the Windows button -> open Apps and Features.
  2. Then expand TP-Link Wireless Configuration Utility (or any other TP-Link application) -> click Uninstall.
  3. Now confirm the uninstall > and follow the on-screen instructions to uninstall the TP-Link app.
  4. Then reboot your system and see if dc_wff.dll is fixed.
  5. If it is, try downloading and installing only the device driver and see if that causes the dc_wff.dll error to reappear.

Save the DC-WFF file again

  1. Press the Windows key and type -> Command Prompt in the search box.
  2. In the result that appears, right-click on the command prompt and select “Run as administrator” (if the UAC prompt appears, click “Yes”).
  3. At the command prompt, run the following command to unregister the file.
    regsvr32 /u dc_wff.dll
  4. To save the file, run the following command
    regsvr32 /I dc_wff.dll
  5. Finally, exit the command line and reboot the system.



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Frequently Asked Questions

DC_WFF.dll is part of TWCU (short for TP-LINK Wireless Configuration Utility). It seems to have been corrupted or disappeared. You may need to do one or more things to fix the problem on your PC.

DC_WFF.dll is part of TWCU (short for TP-LINK Wireless Configuration Utility).

  1. Unregister and register the DLL.
  2. Prevent TP-LINK Wireless Configuration Utility from running.
  3. Reinstall the TP-LINK Wireless Configuration Utility.

In general, reinstalling the program you want to run is the first recommended solution to fix the DLL loading error at startup. But you should always make sure to remove programs that share DLL files.