How to Fix acproxy.dll Missing Error (Solved)

What is acproxy.dll?

acproxy.dll, short for ActiveX Control Proxy DLL, is a dynamic link library file that works as an intermediary between an application and the ActiveX control it uses. This file enables the seamless communication between various software components, allowing them to function properly.

Why is acproxy.dll missing?

There are several reasons why this file might go missing on your Windows system. Common causes include malware infections that delete important files, accidental deletion during the uninstallation of a program, or corrupted system files due to a virus or system crash.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The acproxy.dll file might be a part of the Microsoft Visual C++ Redistributable package, which is often required for many applications to run properly. To reinstall this package, follow these steps:

1. Visit the official Microsoft Download Center at this link.
2. Download and install the appropriate version of Visual C++ Redistributable for your Windows system.

Method 2: Run SFC /scannow command

The System File Checker (SFC) tool can help restore missing or corrupted files, including acproxy.dll. To run the SFC command, follow these steps:

1. Press Windows key + X and select “Command Prompt (Admin)” or “PowerShell (Admin).”
2. Type `sfc /scannow` and press Enter.
3. Follow the on-screen instructions to complete the scan and repair process.

Method 3: Update System Drivers

Outdated system drivers can cause compatibility issues with various files like acproxy.dll. To update your system drivers, follow these steps:

1. Press Windows key + X and select “Device Manager.”
2. Locate the device whose driver needs to be updated, right-click on it, and select “Update Driver.”
3. Choose “Search automatically for updated driver software” and follow the on-screen instructions to complete the update process.

Conclusion

The acproxy.dll error can be quite frustrating, but with these simple methods, you should be able to resolve the issue and get your applications running smoothly again. If none of the above solutions work, it may be best to seek professional help from a Windows technician or IT support service.