How to Fix Qt5Widgets.dll Missing in Windows 11/10

How to Fix Qt5Widgets.dll Missing in Windows 11/10

Windows 11 and 10 users are often greeted with a message that says The program can’t start because Qt5Widgets.dll is missing from your computer. There are multiple reasons for this to happen but you are here because you are also stuck by this pesky error. Nevertheless, there are many ways to fix this issue so that your day-to-day tasks are not interrupted. Keep reading this guide to steer clear of Qt5Widgets.dll missing error in Windows 11 and 10.

How to Fix Qt5Widgets.dll Missing in Windows 11/10

What is Qt5Widgets.dll?

The Qt5Widgets.dll is a Dynamic Link Library file that is shared by Microsoft to run crucial programs. Important files with .exe extensions need a guidebook that stores information and instructions for execution. And when Windows is unable to find a suitable DLL file, you will be shown an error that the following DLL file is missing.

How to Fix Qt5Widgets.dll Missing in Windows 11/10

While the Qt5Widgets.dll is a useful and important file, the missing error is quite frustrating. Although the error says the file is missing, the case is different. DLL files often get corrupted and cause the missing error. But you don’t have to worry, because we have pinpointed the exact ways to fix this issue.

Fix 1: Register the DLL File

Registering the Qt5Widgets.dll file can fix the missing error. Also, it is a lot safer than simply downloading the DLL file you find on the web. Follow these simple steps to register a DLL file:

  1. Click Windows+R to open the Run dialog box.
  2. Type cmd and press Ctrl+Shift+Enter together to open Command Prompt as an administrator.
  3. Type this code: regsvr32 qt5widgets.dll and press the Enter key.

You may have to wait for a minute or 2 and the issue will get resolved. However, if you are still facing the issue, follow up with the next fix.

Fix 2: Reinstall the Application

If you are seeing the qt5widgets.dll missing error, most likely you’re trying to run an application. Try to reinstall that application because the applications that require DLL files often come bundled with those files and can help solve the missing error. You don’t need to follow any steps. Just uninstall the application, download it again and reinstall it. This should fix the qt5widgets.dll missing error.

Fix 3: Scan Your PC for Malware or Virus

Although Windows Defender can take care of your Windows PC, it is possible that your PC is infected with some kind of malware. As mentioned earlier, DLL files are vulnerable to malware and getting corrupted, it can be fixed with the use of an Antivirus. As a result, even if you reinstall the application, the DLL file can get corrupted due to the Malware. Follow these steps to scan your system for malware.

  1. Click on the Start button and search for Windows Security.
  2. In the new Window, make sure Virus and Threat protection is turned on.
    How to Fix Qt5Widgets.dll Missing in Windows 11/10
  3. Now, click on Virus and Threat protection and click on Quick Scan.
    How to Fix Qt5Widgets.dll Missing in Windows 11/10
  4. Windows Defender will now start scanning for all the files and folders and inform if there’s any malware.
  5. After that, you can take necessary actions to remove that malware although Windows Defender will quarantine it

Now reinstall the program as mentioned in Fix 2 and run the application to check whether the Qt5Widgets.dll missing error is fixed. If not, the last fix is the only way to resolve your issue.

Fix 4: Run the System File Checker

System File Checker or SFC is a Windows Utility that is known to fix all ongoing Windows issues. The process is simple to follow but you may have to wait for some time to let it work. Here’s what you need to do:

  1. Click Windows+R to open the Run dialog box.
  2. Type cmd and press Ctrl+Shift+Enter together to open Command Prompt as an administrator.
  3. Now, in the Command Prompt window, type this code: sfc/scannow.
  4. Windows will now start scanning your system and also repair if it finds anything corrupted or not in place

Wait for some time like 30 minutes and your PC will restart. Run the application and check whether the issue is solved. No doubt, the Qt5Widgets.dll missing issue will be fixed by now.

Well, that’s all we have here about how you can fix the Qt5Widgets.dll missing error in Windows 10 and 11. We hope this guide helped you. If you liked this, make sure to check how you can fix Zoom Keeps Crashing on Windows 11.

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