Fix: Qt5Core.dll Is Missing Error in Windows 10/11

Qt5Core.dll is included in the C++ application development framework. This dll file is one of the many necessary dll files to run any application or game coded in C++ language or uses a framework that is based on C++. Now if you are facing this error message stating “Qt5Core.dll Is Missing Error in Windows 11 and Windows 10” on your computer, then downloading and manually putting the dll file in the custom folders will solve this issue.


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Follow these easy process to do so-

Fix- Download and copy-paste Qt5Core.dll file in particular folders-

You have to download the Qt5Core.dll file on your computer and then you have to put it in the particular folder (varies based on 32-bit/ 64-bit architecture).

1. Press Windows key+R to launch Run window on your computer.

2. Now, in the Run window, type “msinfo32” and hit Enter.

 

Msinfo

 

The System Information window will be opened.

3. On the right-hand side of the System Information window, check the “System Type” (whether it is an x32-bit or x64- bit based PC).

 


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System Type

 

Close System Information window.

4. Now, visit this link to download the dll file according to the system architecture of your computer.

5.  Check the architecture and then click on “Download” to download the dll file on your computer.

 

Download The Dll File

 

6. Once you have downloaded the file, go to the address where you have just downloaded the file.

7. Extract the “qt5core.zip” file in a location of your choice.

 

Qt5core Extract

 

7. Now, go to the location where you have extracted the file.

8. Select “Qt5Core.dll” and then you need to press Ctrl+C to copy it.

 

Copy Dll

 

9. Now, according to your system architecture, you have to paste the dll file in particular folders-

For 32-bit users, go to this location-  C:\Windows\System32

For 64-bit users, go to this location- C:\Windows\SysWOW64

10. After going to the folder location, press ‘Ctrl+V‘ to paste the dll file.

 

Paste Dll File Here

 

Close File Explorer.

Reboot your computer to let the changes take effect.

After rebooting, check to try to open the application/ game again on your computer.

The problem should be solved.

NOTE

If you are using a 64-bit system and still if the problem is not solved, paste the dll file in the “System32” folder-


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1. Copy the Qt5Core.dll file following the way of step-8.

2. Now, press Windows key+E to open the File Explorer window.

3. Navigate to this location-

C:\Windows\System32

4. Paste the dll file here.

 

System32

 

Reboot your computer to save the changes.

Your problem should be solved.

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