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Libraries 240,930
Validated Hashes 1,795,869
Queued for Validation 20,288
Quarantined 2,356
DLL

Qt5Core.dll

Download and install Qt5Core.dll to fix missing or corrupted DLL errors.

(986 Files Available)
Last Updated
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Repository Analysis

Company
The Qt Company Ltd.
Product
Qt5
Description
C++ Application Development Framework
Architecture
x86-64 (64 bit) x86 (32 bit)
Metadata Consensus
738/986 Files 74.8%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • The Qt Company Ltd. 743
  • The Qt Company Ltd 191
  • Digia Plc and/or its subsidiary(-ies) 49
  • miHoYo 3

Products

  • Qt5 978
  • Qt 5.13.2 v64 4
  • 米哈游启动器 3
  • Qt5Core.dll 1

Descriptions

  • C++ Application Development Framework 743
  • C++ application development framework. 240
  • 米哈游启动器 3

Frequently Asked Questions

What is Qt5Core.dll?

Metadata analysis shows Qt5Core.dll is a Dynamic Link Library (DLL) developed by The Qt Company Ltd. for Qt5 and is described as “C++ Application Development Framework” .

DLL files (Dynamic Link Libraries) are shared core modules used by Windows programs to run efficiently without duplicating code. Most errors occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application, repairing Windows, or replacing the DLL resolves the issue.

How do I fix missing DLL errors?
1

Software Fix

Fully uninstall and reinstall the program causing the error. If you are not sure what program is broken, look at the available file metadata above for hints. If a clean reinstall fails, download and install the DLL file manually.

2

Windows System Fix

Make sure Windows is fully updated. To repair system files automatically, right-click the Start menu, open PowerShell (Admin), and run these two commands in order:

Step A DISM /Online /Cleanup-Image /RestoreHealth
Step B sfc /scannow
How do I install DLL files?
1

Download & Extract

Download the file, right-click the folder, and extract all files to your computer.

2

Install the .DLL

Move the extracted DLL file into the root folder of the software that is giving you the error (where its .exe file is located), or place it in the system directory below:

32-bit → C:\Windows\SysWOW64
64-bit → C:\Windows\System32
3

Restart the Program

Close and reopen the program or game so Windows can look for and load the new DLL file.

How do I register DLL files?

Most DLL files do not need registration. However, if your file is a COM component and requires explicit system registration, follow these steps:

1

Open Terminal

Right-click the Start menu and open PowerShell (Admin) or Command Prompt (Admin).

2

Run Command

Type the command below for your file type and press Enter. You can drag and drop the DLL file directly into the terminal window to fill its path automatically.

64-bit regsvr32 "C:\path\to\filename.dll"
32-bit C:\Windows\SysWOW64\regsvr32 "C:\path\to\filename.dll"

Latest Releases

NEW Verified
Qt5Core.dll
by The Qt Company Ltd.
for Qt5
C++ Application Development Framework
Version: 5.15.18.0
Product Version: 5.15.18.0
Language: U.S. English (1033)
Uploaded: Aug 23, 2026   Size: 5.6MB
SHA256: 696fbc30ec4f1bcbd9d63f808b06c5c49f241742afe0ecbeb76d62694bb32885
SHA1: 7fe00f12f9df64b5bcf3832902dbbc60dbc1d2ce
MD5: dbf7de0d05bf2c1d3be47008530c5247
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
Qt5Core.dll
by The Qt Company Ltd
for Qt5
C++ application development framework.
Version: 5.6.3.0
Product Version: 5.6.3.0
Language: U.S. English (1033)
Uploaded: Aug 23, 2026   Size: 5.4MB
SHA256: d4a54673610cabac03a83075ffde6f28ba77855253f730cf70b349ec9da697ff
SHA1: 638c87f0ec6edd4b394550ddd5d6deac27d343cc
MD5: 5aed50f50bfda4d04588b02a2b0011c4
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
Qt5Core.dll
by The Qt Company Ltd.
for Qt5
C++ Application Development Framework
Version: 5.15.18.0
Product Version: 5.15.18.0
Language: U.S. English (1033)
Uploaded: Aug 20, 2026   Size: 5.4MB
SHA256: e664e031579d9dcf0c152d029fa808441d90dc391863629086f0ce89c7b7d0a7
SHA1: 855aa4f4502c4d138980f211459868b3dcf3ebe6
MD5: 9e12b701fcdc012d363b8d6003f1d421
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
Qt5Core.dll
by The Qt Company Ltd.
for Qt5
C++ Application Development Framework
Version: 5.15.11.0
Product Version: 5.15.11.0
Language: U.S. English (1033)
Uploaded: Aug 20, 2026   Size: 5.9MB
SHA256: 33756371d9427e25e8fa8e03745a200b6c51622bd1453c961d95dbe75efab62c
SHA1: b201316905cf499c3ac74f5cb9cb67e45db81553
MD5: 5b6e9361cd744f472e5e2eb16dc0d546
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
Qt5Core.dll
by The Qt Company Ltd.
for Qt5
C++ Application Development Framework
Version: 5.15.1.0
Product Version: 5.15.1.0
Language: U.S. English (1033)
Uploaded: Aug 20, 2026   Size: 5.8MB
SHA256: 421a007ad8c560d846a194620362af18e6b99aa5a5d423ab079faddb4bb3dbe1
SHA1: 637dcc584cacb86577498bd1b0981d24dc2fd1ed
MD5: 2ce49d94c2254c247b95f41a4183cc25
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD