How to Repair ‘Failed to Load Steamui.dll’ Issue in Windows Computers

You cannot access Steam from your computer because the error message ‘Failed to load steamui.dll’ is displayed. It can be assumed that the steamui.dll file, one of the key files in the root directory of Steam, has been damaged for some reason.

What caused the “Steamui.dll cannot be loaded” problem?

  • Virus Attack
  • The current version of Steam
  • Other Program Conflict Problem
  • Damaged or missing Steamui.dll files.

How to resolve the ‘Steamui.Dll could not be loaded’ issue?


Uninstall and reinstall Steam

  1. Press Win + R to open the Run box.
  2. Then type Appwiz.CPL and press Enter.
  3. Find Steam in the list, right-click and select Uninstall.
  4. Once uninstall is complete, download the latest version of Steam and reinstall it on your computer.
  5. Move the saved Steamapps folder to the Steam directory.
  6. Then restart Steam and check if the error has disappeared.

Clear the Steam download cache

  1. Open the Steam client, then in the client menu in the upper left corner, go to Steam -> Settings.
  2. In the Settings window, click the Downloads tab on the left and then click Clear Download Cache in the left pane.
  3. Click OK to confirm this action and log back into Steam.
  4. Reboot your computer to save your changes.

Start a system restore point

  1. Open the Control Panel. Then set View by as a category and click System and Security.
  2. In the new window, click the System tab.
  3. Select System Protection on the left, then open the System Properties window.
  4. Click on System Restore.
  5. Select the Show other restore points check box.
  6. Select the desired restore point from the list and click Next.
  7. Click Finish to confirm your recovery.

Perform a malware scan

  1. Open Windows Defender using the search box.
  2. In the pop-up window on the left, navigate to Virus and Threat Protection and click Run New Advanced Scan on the right.
  3. Select a full scan from all the scan types listed and click Scan Now.
  4. This scan will take over an hour, so you should be patient.

Frequently Asked Questions

If the "Steam fatal error failed to load steamui.dll" error occurs when you run Steam, you can try uninstalling Steam from your computer and then reinstalling it. When you do this the damaged steamui.dll file will be replaced with the new one.

  1. Restart your computer.
  2. Download and install a Steam program that uses Steam.
  3. Run a system-wide virus/malware scan.
  4. Use System Restore to undo the last changes you made to your system.

  1. From the Start menu, type cmd and select Run as administrator.
  2. Enter the following command: "C:\Programs (x86)\Steambin\SteamService.exe"/repair", then press Enter.