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

It’s sayingFailed khổng lồ load steamui.dll. Don’t be nervous. We’ve 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 và is created by Valve Corporation to lớn Windows operating system. It ensures the smooth và proper functionality of your programs và services. That is to say, if it’s missing or corrupted, your programs may not run well.

Try these fixes:

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

Important: Do not download 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 Not only the dll files on those websites are outdated, but also the source isn’t trustworthy.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 already downloaded one, please remove it completely.

Method 1: Change your Steam khổng lồ public release version

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

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

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

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

Here’s how you can vày it:

Right-click on Steam on your desktop. Then clickProperties.ClickOpen tệp tin 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 this problem when you try khổng lồ start Steam, you can reinstall Steam on your computer to try to solve the problem. In this case, Steam will reload a new steamui.dll tệp tin on your Windows computer.

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

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

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

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Part 1:Check 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 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 & then paste it to lớn the problem computer.

Here’s how you can find the dll file:

On the keyboard of the working computer, press theWindows hình ảnh sản phẩm keyandEat the same time to lớn bring up the tệp tin Explorer.Go toC:WindowsSystem32, thentype steamui.dlland pressEnter. If it shows no results, go toC:WindowsSysWOW64instead & searchsteamui.dll again.

Copy the steamui.dll file if found và paste it into thesame locationas where you copy the file in your problem computer.

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

Method 5: Fix your steamui.dll tệp tin 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 click và restore your PC & programs to full working order.

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

Click steamui.dll from the result.

Click Install.

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

PRO TIP: Update your device drivers

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

You can tải về the latest video clip driver from your video clip card’s manufacturer’s website, lượt thích 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 và find the correct drivers for it. You don’t need lớn know exactly what system your computer is running, you don’t need khổng lồ risk downloading and installing the wrong driver, and you don’t need khổng lồ worry about making a mistake when installing.