Fix Fatal Error “Failed To Load Steamui.dll”

Frequently receiving failed to load steamui.dll error messages on Windows 10 PC? Curiously looking for some best fixes to resolve Steam fatal error failed to load steamui.dll? Then your search ends here.

Fix failed to load steamui.dll error by repairing corrupted or missing system files, & install the latest DLL file by replacing the damaged/corrupted DLL file.

You can try fixes like restoring the missing steamui.Dll file from recycle bin, deleting the Steam folder from %appdata%\ local, deleting steamui.Dll And Libswscale-3.Dll File, uninstall/reinstalling Steam etc.

To know how to apply these fixes to resolve the Steam failed to load steamui.dll error you need to go through this post completely.

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What is the Steam Failed To Load Steamui.dll Error?

Failed to Load steamui.dll error mainly arises when Steam application faces difficulty in loading the DLL file having name steamui.dll.

Here is the screenshot of the error:

As we all know how important DLL files are for the proper functioning of any program on a Windows PC.

DLL files are also considered as the startup action which is important for the execution or opening of any program. Apart from this DLL files also help applications in the proper loading of the user interface.

Similarly, Steamui.dll is also one integral part of the Steam application which is essential for its proper functioning.

Thus if your Windows system fails to load the Steamui.dll file, it can’t open the Steam app.

Some Steamui.dll Related Error Messages

Steamui.dll errors come wrapped in different messages. So here I have listed down some of its most commonly encountered forms.

• Failed to load steamui.dll
• steamui.dll Not Found
• Cannot find [PATH]\steamui.dll
• This application failed to start because steamui.dll was not found. Re-installing the application may fix this problem.
• The file steamui.dll is missing.
• Cannot start [APPLICATION]. A required component is missing: steamui.dll. Please install [APPLICATION] again.

All these errors mainly arise when Windows takes a start or when the program opens or when the program is been executed or nearly any time during the Windows sessions.

What Causes Steam Failed to Load Steamui.dll?

As per the report, it is found that Steam failed to load steamui.dll error may occur in any program which requires a file goes missing on OS including Windows 7/8/10.

Here have a look at the possible causes

• When the steamui.dll file got deleted accidentally.
• Steam requires device drivers for execution. So chances are high that your device driver got outdated and thus you are getting this dll error.
• Hardware failure such as RAM or hard disk also cause the error
• The presence of malware or virus on the PC may have damaged the steamui.dll file.

How To Fix Failed To Load Steamui.Dll Error?

Fix 1 – Recover Your Missing Steamui.Dll File

Remember: This solution is only applicable if in case you have accidentally or mistakenly deleted your steamui.dll file.

If mistakenly you have deleted the steamui.dll file, in that case, the easiest trick is to get it back from your system Recycle Bin.

• Hit the Recycle Bin icon present on your PC’s desktop. After that search for the deleted DLL file in this recycle bin folder.
• Once you get it, make a right-click on your deleted file and after that hit the restore option.

Fix 2 – Delete Steam Folder From %appdata%\ local

• In the start, menu search box, type %appdata% and hit the enter button.
• Now in the opened AppData folder window hit the Appdata tab which is present on the address bar.

• After that choose the Local folder and tap to open it.
• Within this there is a Steam folder, choose it and make a right-click over it.
• From the list of options choose the delete button.
• Restart your PC and execute the Steam application again.

Fix 3 – Delete Libswscale-3.Dll And Steamui.Dll File

Failed to load steamui.dll Steam fatal error also comes when files like steamui.dll and libswscale-3.dll get crashed.

To fix this, you have the option to delete these files completely and when you open the Steam next time, you will see files are been replaced with some new ones.

Here are the steps that you need to perform:

• Make a right-click on the Steam app and then from the options list choose Properties.
• On the opened Properties window, go to the Shortcut tab. At the bottom, there is an option Open File Location so make a tap over it.
• Open the Steam folder, and search for the steamUI.dll and libswscale-3.dll files. Hit the Delete key from your keyboard.
• Restart the Steam app to check whether you are still getting the same steamui.dll error or not.

Fix 4 – Try To Run Steam In Compatibility Mode

• Make a right-click on the Steam app icon and then hit the properties option.

Note: If the steam icon is not present on the desktop, then search it in the search box of Windows 10.

• Go to the compatibility tab.
• Put a check across the option “Run this program in compatibility mode”.
• Now from the dropdown, you have to choose windows 8.
• Tap the apply > OK button.

Fix 5 – Clear The Steam File’s Download Cache

Another option through which you can fix the error is by cleaning up the downloaded cache.

As it is seen that clearing the downloaded cache fixes the problem that occurred in downloading or starting up the game.

No need to get worried because it won’t affect any of your previously installed games after you log in to your Steam application.

So try this method without any worry:

• At first, open the Steam client after that on the top-left section of the menu search for Steam > Settings.
• Now in the opened Setting window, go to the Download option. Tap the Clear Download Cache button present on your left pane.
• Press the OK button to make confirmation about clearing the download cache.
• Now login one more time to Steam.
• Restart your PC to check whether the changes done by you have fixed the Steam fatal error or not.

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