You may see this pop-up error window when you open Steam or play games on Steam:

It’s sayingFailed to load steamui.dll. Don’t be nervous. We’ve sầu got the answer for you. It’s not so difficult lớn fix as it heard.

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What is steamui.dll?

Steamui.dll is related to SteamUI Dynamic Link Library and is created by Valve Corporation lớn Windows operating system. It ensures the smooth and proper functionality of your programs và services. That is lớn say, if it’s missing or corrupted, your programs may not run well.

Try these fixes:

Here’re 6 methods you can try khổng lồ fix this problem. You may not have sầu lớn try them all; just work your way down the danh mục until you find the one that works.

Important: Do not tải về any dll file from any dll download website. Not only the dll files on those websites are outdated, but also the source isn’t trustworthy. But if you have sầu already downloaded one, please remove sầu it completely.

Method 1: Change your Steam to lớn public release version

If you use a beta version of Steam, you may very likely face this error. Changing your Steam lớn public release version could help you solve this problem.

Right-click on Steam on your desktop. Then clickProperties.Clickmở cửa File Location.Go toPackage, deletebetafile.Restart your Steam lớn see if it works.

Method 2: Delete libswscale-3.dll và steamui.dll

When this error pops up, your libswscale-3.dll và steamui.dll files may be crashed. Delete them and next time when you run Steam, it will automatically replace the file with new ones.

Here’s how you can vì it:

Right-click on Steam on your desktop. Then clickProperties.ClickOpen File Location.Clicklibswscale-3.dll and SteamUI.dll.
On your keyboard, pressShiftandDelkeys together.ClickYes.
Restart your Steam to see if it works.

Method 3: Reinstall Steam

If you have sầu this problem when you try lớn start Steam, you can reinstall Steam on your computer khổng lồ try khổng lồ solve sầu the problem. In this case, Steam will reload a new steamui.dll tệp tin on your Windows computer.

If you have sầu the problem with other programs, then simply reinstall the exact program with the problem occurs.

Method 4:Copy the steamui.dll tệp tin from a friends’s PC

If unfortunately, all the previous methods fails to help, you can copy the steamui.dll file from a PC that runs the same Windows system as yours.

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Part 1:Cheông chồng your Windows system type and find a computer that runs the same system with yours.

Here’s how you can kiểm tra Windows type of a computer:

On your keyboard, press theWindows biệu tượng công ty keyto lớn bring up the Search box.Typesystem informationand then selectSystem Informationfrom the result.

You should then see the system type of the computer.

Part 2:Copy the steamui.dll file from the working computer và then paste it lớn the problem computer.

Here’s how you can find the dll file:

On the keyboard of the working computer, press theWindows logo keyandEat the same time to lớn bring up the File Explorer.Go toC:WindowsSystem32, thentype steamui.dll& pressEnter. If it shows no results, go toC:WindowsSysWOW64instead and searchsteamui.dll again.

Copy the steamui.dll tệp tin if found & paste it into lớn thesame locationas where you copy the tệp tin in your problem computer.

Note:Keep in mid that not every computer with the same system type has the dll file you want to lớn restore, so this method is not always successful either.

Method 5: Fix your steamui.dll file byDLL‑files.com Client

You can also fix this problem automatically by DLL‑files.com Client.DLL‑files.com Client will fix any DLL error in one cliông chồng & restore your PC & programs to lớn full working order.

Run Client. Then type steamui.dll và click Search for DLL file.

Click steamui.dll from the result.

Clichồng Install.

Your problem should then be fixed. Sounds appealing. You can fix any dll error withClient for just $17.95(Lifetime license và full tư vấn guarantee).

PRO TIP: Update your device drivers

An old, missing or corrupted driver might not cause this problem to lớn occur, but it’ll cause problems lớn your đoạn phim games, especially a wrong video driver. So we highly recommend keeping your drivers up-to-date for the best gaming experience.

You can tải về the lakiểm tra Clip driver from your video card’s manufacturer’s website, like AMD, NVIDIA.


If you’re not confident playing around with drivers manually, you can bởi it automatically withDriver Easy.

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Driver Easy will automatically recognize your system and find the correct drivers for it. You don’t need khổng lồ know exactly what system your computer is running, you don’t need khổng lồ risk downloading & installing the wrong driver, & you don’t need khổng lồ worry about making a mistake when installing.