If you encounter the Steam fatal error – Failed lớn load steamui.dll when trying khổng lồ start Steam on your Windows 10 device, then this post is intended lớn help you. In this post, we will identify the possible causes as well as provide the most suitable solutions you can try lớn successfully resolve this issue.

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The most common reason for this error is that the Stamui.dll file is missing or corrupted. Other possible causes of this error is as follows.You deleted the steamui.dll tệp tin accidentally.Outdated device drivers.

Failed to lớn load steamui.dll error

If you’re faced with this issue, you can try our recommended solutions below in no particular order and see if that helps lớn resolve the Failed khổng lồ load DLL issue.Re-register steamui.dllClear Steam Download CacheModify Steam.exeDelete libswscale-3.dll và steamui.dllDelete Beta version (if applicable)Uninstall và reinstall Steam.Let’s take a look at the mô tả tìm kiếm of the process involved concerning each of the listed solutions.1> Re-register steamui.dllTo re-register steamui.dll file, vị the following:Press Windows key + R to lớn invoke the Run dialog.In the Run dialog box, type cmd and then press CTRL + SHIFT + ENTER to lớn open Command Prompt in admin/elevated mode.In the comm& prompt window, type the command below và hit Enter.regsvr32 steamui.dllOnce the comm& executes, restart your device and see if the issue is resolved. If not, try the next solution.Read: How to fix Missing DLL files errors.2> Clear Steam Download CacheThis error can be fixed by simply clearing the tải về cabịt. This is because the method is often used khổng lồ solve the problems with games that fail khổng lồ download & start.This method won’t affect your currently installed games when you log into your Steam afterward.Do the following:xuất hiện your Steam client, and then navigate to Steam > Settings from the top left client thực đơn.In the Setting window, navigate to lớn the Download tab on the left và click Clear Download Cache on the left pane.Click OK khổng lồ confirm this action & you will need to login to lớn Steam again.Restart your computer to lớn save this change.Alternatively, you can run the Steam Cleaner to delete the cabít.

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3> Modify Steam.exeDo the following:Navigate to your Steam directory which should be:C:Program Files (x86)SteamRight-click on Steam.exe and select Create Shortcut.Now right-cliông chồng on this shortcut & select Properties.In the target text box, add -clientbeta client_candidate at the kết thúc of the path, so that will look like:“C:Program Files (x86)SteamSteam.exe” -clientbeta client_candidateCliông chồng Apply > OK.If you run the Shortcut, Steam should be able to lớn open without errors. Otherwise, try the next solution.4> Delete libswscale-3.dll and steamui.dll filesSometimes, the Failed khổng lồ load steamui.dll error may not indicate that the file is really missing. It is just because the libswscale-3.dll và steamui.dll files are corrupted. In this case, you can delete both files and Steam will automatically replace the files with new ones when you run Steam next time. Here’s how:Right-cliông chồng the Steam on your desktop and select Properties.Go to lớn the Shortcut section và click xuất hiện File Location on the bottom of the window.At the location, find và right-clichồng the libswscale-3.dll and SteamUI.dll and select Delete.Restart Steam và see if the error still persists.5> Delete Beta version (if applicable)If you are using a Steam Beta version, it is very likely that you may encounter the error. You can resolve sầu it by deleting the Beta version. Here’s how:Press Windows key + E to open File Explorer.Navigate to Steam directory & find its Package folder.In the Package folder, right-clichồng a file named Beta và select Delete.Reboot your computer and restart your Steam.The necessary steam file will be download automatically. However, if the issue is still unresolved, you can try the next solution.Related post: Fix Invalid Depot Configuration Steam Error on Windows 10.6> Uninstall & reinstall SteamThis solution simply requires you uninstalling Steam from your computer via the Programs và Features applet và then download Steam from the the official trang web and reinstall it. After that, the corrupted steamui.dll tệp tin will be replaced with a new and healthy copy.Before you uninstall Steam, navigate lớn the Steam directory below:C:Program Files (x86)SteamSteamappsYou will find all the download games or applications in the Steamapps thư mục. Make sure to lớn bachồng up this thư mục lớn another location.After you have reinstalled Steam, you can now move the Steamapps folder you have backed up lớn the Steam directory. Then run Steam again và kiểm tra if the error reappears.Any of these solutions should work for you!


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Obinna Onwusobalu, has studied Information và Communication Technology & is a keen follower of the Windows ecosystem. He runs a computer software clinic. He says it"s best practice to lớn create a System Restore Point before making any changes to lớn your PC.
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