How to Fix agentactivationruntimewindows.dll Missing Error (Solved)

What is agentactivationruntimewindows.dll?

agentactivationruntimewindows.dll is a Dynamic Link Library (DLL) file that plays an essential role in Windows operating system, specifically in Microsoft’s .NET Framework. It provides necessary functions to other applications and services running on the system. The ‘agentactivationruntimewindows.dll’ file helps manage activation of components within the .NET Framework.

Why is agentactivationruntimewindows.dll missing?

The ‘agentactivationruntimewindows.dll’ error can occur due to various reasons, such as malware infections that may delete system files, accidental deletion during the cleaning process, or corrupted files after a Windows update. This issue can cause application crashes and other system instability.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

1. Visit the Microsoft Download Center and search for “Visual C++ Redistributable” (Link to Microsoft Visual C++ Redistributable).
2. Download the appropriate version for your system architecture (x64 or x86).
3. Run the downloaded installer and follow the on-screen instructions to complete the installation.

Method 2: Run SFC /scannow command

1. Search for ‘Command Prompt’ in the Start menu, right-click on it and select ‘Run as administrator’.
2. Type the following command and press Enter:

sfc /scannow

This command will scan for system file corruptions and attempt to repair them.

Method 3: Update System Drivers

1. Press Windows key + X, then select ‘Device Manager’ from the list.
2. Expand a category by clicking on the arrow icon next to it. Right-click on the device that you want to update, and choose ‘Update driver’.
3. Select ‘Search automatically for updated driver software’ and follow the on-screen instructions.

Conclusion

By following the step-by-step guides provided above, you should be able to fix the agentactivationruntimewindows.dll missing error in your Windows system. If the issue persists after trying these methods, it may indicate a more serious problem that requires professional assistance.