Fixing “Unable To Load DLL” Error on Windows

You don’t need to panic whenever you receive ‘Unable to load DLL’ or ‘failed to load DLL’ on your Windows computer. It merely means your PC developed minor software issues that need fixing. Here are a few tips on fixingthe ‘unable to load DLL’ error on your Windows PC.


‘Unable to load DLL’ usually occurs whenever you open a program on your computer. There is always a specific DLL file that is called by the computer before it performs any task. But if the DLL file doesn’t appear, then it means your computer cannot complete the job. It is a major inconvenience when the program is all you need to carry out your regular tasks. Fortunately, this error occurs typically, not because your Windows computer has a problem. Instead, it is the individual program that has an issue. Additionally, you don’t need to carry your computer to the technician to fix the problem; it is something you can manage by yourself.


The error message will vary depending on the program. These are some of the error messages you receive when your Windows PC cannot load DLL files.

  • Steam – Fatal Error: Failed to load staemui.dll.
  • Error loading dumcp.dll. The specified module could not be found.
  • The dynamic library filename.dll failed to load
  • Intel Optane Memory Pinning Unable to Load DLL.

Why would your PC return such a message when you try to run a particular program? Well, the reasons vary. One reason could be the DLL file you want doesn’t exist at all. The other reason could be due to the DLL file you’re looking for missing in the directory. Additionally, the issue could as a result of the DLL file in question is damaged.

How to Fix Unable to load DLL error in Windows


Disable Auto Start-UP on your PC

Removing the program from your PC’s startup folder could help fix the ‘unable to load DLL’ issue. Although this method is not 100% effective in fixing the problem, it is worth trying it before anything else. If the problem is not solved using this technique, try solving it using the below methods.

Try Re-Installing the Program

It is the second-easiest and most effective way of fixing the problem. All you need to do is go to the ‘Settings’ then click Apps and Features.’Select the program you’re interested in and hit ‘uninstall.’Go to the program’s official download website and download DLL’s. Make sure the version of the program you’re downloading is the latest. The ‘Unable to load DLL’ error should disappear after the program is re-installed on your computer.

Register the File Afresh

The error could be due to the DLL file not being registered correctly. You can quickly fix the problem by re-registering the DLL file. The previous file could be an illegitimate one, thus the error. Refresh or restart your Windows computer after re-registering to see if the problem has been fixed.

Clean Your PC’s Registry

The ‘Unable to load DLL’ error on your PC can be solved by cleaning the residual registry. You can always find a professional registry cleaner to do the job for you in a short time.

If your Windows computer still shows the ‘Unable to load DLL’ error after trying the above fixing methods, then it means there is a bigger problem with your PC. The best option would be to repair your Windows altogether. If you’re using Windows 10, the repairing process is relatively easy. The first thing would be to recover the data lost due to the ‘Unable to load DLL’ error. There are several file recovery tools you can use to recover lost data. However, always make sure the software you’re using is not infected to avoid losing more files.

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