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Do you want to download QT5GUI.DLL or find a way how to fix ‘Qt5Gui.dll Missing’ issue in Windows 11/10? You’ve come to the right spot. You can find everything you need to know to get rid of your error message on this page. With the help of the information below, you can fix your problem and get rid of the annoying QT5GUI.DLL error.Qt5Gui.dll is a file from a dynamic link library that was made by Simplify3D. The size of a software version is usually about, but your version may be different. DLL files are a type of file format for dynamic link libraries.
They are used to store different Windows program codes and procedures. DLL files were made so that more than one program can use their information at the same time, saving memory. The C++ application development framework has Qt5Core.dll as part of it. This dll file is one of many that are needed to run any program or game written in C++ or that uses a C++-based framework. Now, if you get the “Qt5Core.dll Is Missing Error in Windows 11 and Windows 10″ message on your computer, you can see how to fix ‘Qt5Gui.dll Missing’ issue in Windows 11/10.
What is Qt5Gui.dll?
There are several things that can lead to the “QT5GUI.DLL” error message. Some Windows programs can’t work without QT5GUI.DLL, and the error message means that the file is broken or missing, which makes the program not work. This could be caused by malware, bad installations, broken programs, problems with the registry, etc. The Qt framework version 5 includes a file called Qt5Gui.dll, which is a dynamic link library (DLL). Qt is a popular open-source framework for making apps that work on different platforms.
The “Gui” in the filename stands for “Graphical User Interface,” which means that this DLL is in charge of graphical components and functions related to user interfaces in Qt-based applications. Qt5Gui.dll has functions and resources for rendering graphics, managing windows, handling events, and other graphical parts of software applications. It lets developers make user interfaces that are interactive and look good on different platforms, like Windows, Linux, macOS, and more.
What causes the Qt5Gui.dll missing error?
- Corrupted or Deleted DLL File: The DLL file might be corrupted, deleted, or moved from its original location, causing the error when the system attempts to access it.
- Unsuccessful Installation: If the Qt5 framework was not installed properly, or if certain components were not installed, it can lead to missing DLL errors.
- Software Conflict: Another program or software might be conflicting with Qt5 and causing the DLL file to be inaccessible.
- Malware or Virus: Malicious software can sometimes cause DLL files to go missing or become corrupted.
- Registry Issues: Problems in the Windows registry, which stores crucial information about the system and its software, can also lead to missing DLL errors.
- Outdated Software: Using outdated software that relies on Qt5 libraries might trigger the missing DLL error, especially if the required version of Qt5 is not present.
How to fix ‘Qt5Gui.dll Missing’ issue in Windows 11/10
Install Windows Updates

- Press the Windows key + R to open the Run box.
- In the text box, type ms-settings:windowsupdate and press Enter.
- Click the button labeled “Check for Updates.”
- Click the Download & Install all button if there is a new update.
- After the process is done, you should restart your computer and check to see if the problem is fixed.
Reinstall the Affected Application
- Open the Run box by pressing the Windows key and the letter R simultaneously.
- In the text field of the Run box, type appwiz.cpl.
- Hit the Enter key to open the Control Panel’s Programs and Features window.
- Find the program that is giving the error in the Programs and Features window.
- Click the Uninstall button next to the app you want to get rid of.
- Follow the instructions on the screen to finish uninstalling the application.
- Once the app has been removed, open a safe place to download it, like the app’s official website or the Microsoft Store.
- Download the app again from where it came from.
- Install the program on your computer by following the steps shown on the screen.
Fix Corrupted System Files
- Open the Command Prompt as administrator.
- Use the command below and hit Enter:
- /SCANNOW sfc
- Restart your computer.
- If SFC gave you an error, use the following command lines, pressing Enter after each:
- DISM /Online /Clean-Image /CheckHealth
- DISM /Online /Cleanup-Image /Health
- DISM /Online /Clean-Image /RestoreHealth
Use System Restore
- Open the Run box: Press the Windows key + R on your keyboard.
- Type SystemPropertiesProtection and hit the Enter key.
- Go to the tab that says System Protection.
- You will see a button that says System Restore… Click it to start System Restore.
- Follow the steps until you can choose a point in time to go back to.
- Choose the one you want (ideally before the problem started) and move forward with the process.
Perform a Malware Scan
- Click or press the Windows key on your keyboard to open the Windows Start menu.
- Type Microsoft Defender in the search box and click on Microsoft Defender Antivirus to open the program.
- Click on Virus and threat protection in the menu on the left.
- Click either “Quick scan” or “Full scan,” depending on what you want to do.
- If you choose Quick scan, Microsoft Defender Antivirus will check your computer’s most vulnerable and frequently infected areas.
- If you choose Full scan, Microsoft Defender Antivirus will look at all of the files, folders, and programs on your computer.
- Click “Scan now” to start the type of scan you chose, then wait for the scan to finish.
- How long it takes depends on how big your hard drive is and how many files are being scanned.
- Once the scan is done, you’ll be told about any threats found, and you can choose to put them in quarantine or get rid of them.
- If Microsoft Defender Antivirus doesn’t find any threats, it will tell you that your device is safe.
Conclusion
The Qt5Widgets.dll missing or not found error could be caused by a file that is broken or was not installed correctly. DLLs, or Dynamic Link Libraries, are shared libraries in Microsoft Windows. They are made by Microsoft Corporation. DLL files are just as important as files with a.exe extension, but not all DLL files can be used without a.exe extension. When we try to run a program, we often get the message “qt5widgets.dll is missing or could not be found.” If you want to know more information about this issue so you can visit Microsoft Official Website.
Questions and Answers
You can find your DLL files in C:WindowsSystem32. When Windows Defender does a Full Scan, it looks in that directory, so all of your DLLs are scanned. This will look for any malware in your DLL files.
Files like Qt5Gui.dll that are part of the C++ Application Development Framework are a type of Win32 DLL (Dynamic link library) file. They have the file extension DLL and were made by TechyGeeksHome for Qt5. The first version of Qt5Gui.dll for Windows 10 came out on July 29, 2015.
QT5NETWORK. Some Windows programs need DLL, and the error message means that the file is broken or missing, which makes the program stop working. This could be caused by malware, bad installations, broken programs, problems with the registry, etc. A message about a problem with QT5NETWORK.
This can happen when you install or uninstall a program or when you try to free up space on the hard drive. When you install a new app, it can sometimes replace an existing DLL file with one that is incompatible or doesn’t work. A DLL file has been deleted or damaged by a malicious program.