How to Fix AcWinRT.dll Missing Error (Solved)

What is AcWinRT.dll?

AcWinRT.dll is a Dynamic Link Library file that plays a crucial role in the functioning of certain applications, particularly those developed using Microsoft’s Windows Runtime (WinRT). This file helps to load and execute application code dynamically, thus ensuring seamless operation.

Why is AcWinRT.dll missing?

There could be several reasons for the AcWinRT.dll error, including the presence of malware that may have deleted the file or accidental deletion by a user during system maintenance. Other potential causes might be corrupted system files or incompatible software updates.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

The AcWinRT.dll file is associated with Visual C++ Redistributable packages, which are necessary for many applications to run properly. To resolve the issue, reinstalling these packages might be helpful.

1. Visit the Microsoft Download Center at https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-downloads.
2. Download the appropriate Visual C++ Redistributable package for your system (x64 or x86) and install it on your computer.

Method 2: Run SFC /scannow command

The System File Checker (SFC) tool can help in repairing corrupted system files that may be causing the AcWinRT.dll error.

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Outdated or corrupted drivers could potentially cause the AcWinRT.dll error. Updating your system drivers may help in resolving the issue.

1. Press Windows Key + X and select “Device Manager.”
2. Expand the relevant device category, right-click on the driver, and choose “Update Driver.”
3. Select “Search automatically for updated driver software” and follow the on-screen instructions.

Conclusion

The AcWinRT.dll error can be a troublesome issue, but with the proper steps outlined in this guide, you should now have the knowledge to effectively resolve it on your Windows computer.