How to Fix the Rundll32.exe Error | SmartPCFixer Official Blog

What is rundll32.exe process? Rundll32.exe process is a common system process, but this process is often exploited by virus. If the system file rundll32.exe is infected by a virus, some programs will never run. For example, when you open the control panel, a rundll32.exe error message popped up and you cannot remove any software.

Note: “rundl132.exe”and “rundll32.exe”are quite similar to each other. But rundl132.exe is a kind of W32.Miroot.Worm viruses. This virus allows attackers to access your computer, stealing passwords and personal data. Rundl132.exe should be deleted from your computer as soon as possible.

Method A: To kill the virus manually

Search “run32.exe” file in the WINDOWS
If you can find it, it means that there is a virus. Delete the “rundll32.exe” file which is in the same folder with “run32.exe”, and rename “run32.exe”as “rundll32.exe”.
Search “regedit.exe.sys” file in the WINDOWS
If you can find it, it means that there is a virus. Delete the “regedit.exe” file which is in the same folder with “regedit.exe.sys”, and rename “regedit.exe.sys” as “regedit.exe”.
If you cannot delete these files, you can run in DOS mode by using the boot disk, and then delete these virus files.

Method B: You can use an anti-virus program to fix a rundll32.exe error.

I recommend AVG to you. It is a good anti-virus software which is widely used all over the world.

You can download it here:

http://www.microsoft.com/security_essentials/

http://free.avg.com/us-en/download

Method C: You can run Smartpcfixer to fix it automatically.

Smartpcfixer is a top-ranking error-resolution registry cleaner which will fix the computer errors and optimize the system settings. You can scan, clean, optimize, and keep your PC much healthier with it!

You can download Smartpcfixer here.
http://www.smartpcfixer.com/download/setup.exe
just run Smartpcfixer, click ‘quick scan’
After the scan is completed, click ‘repair all’ button.

You can solve the problem in ten minutes!