DLL

qico.dll

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

(888 Files Available)
Last Updated

Repository Analysis

Company
The Qt Company Ltd.
Product
Qt5
Description
C++ Application Development Framework
Architecture
x86-64 (64 bit) x86 (32 bit)
Metadata Consensus
525/888 Files 59.1%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare differences between variants.

Frequently Asked Questions

What is qico.dll?

Metadata analysis shows qico.dll is a Dynamic Link Library (DLL) and is described as C++ Application Development Framework .

DLL files (Dynamic Link Library) are used by Windows programs to share code and resources. It allows multiple applications to use the same functions, improving performance and reducing redundancy. Most errors occur because the DLL is missing, corrupted, or outdated.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 qico.dll errors?

Most errors involving qico.dll occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application or replacing the DLL resolves the issue. The steps below cover the most common ways to fix DLL errors.

  • Software DLLs: Fully un-install the application and then re-install the latest version. If you are not sure what software is causing problems, check available metadata for clues. If this does not solve your issue, you can try downloading and installing the DLL manually.
  • Windows DLLs: Make sure Windows is fully updated, then open Windows Terminal or PowerShell as an administrator. Repair the Windows component store so SFC can pull clean files DISM /Online /Cleanup-Image /RestoreHealth and then scan all system files sfc /scannow to automatically repair problems.
How do I install qico.dll?

To install qico.dll, place the DLL file in the same folder as the application’s .exe file. If you are not sure which version (32-bit or 64-bit) to use, you can safely install both. If you dont know the application or this does not work, install the DLL to the appropriate Windows system folder.

  • Software Install (Recommended): If known, place the DLL file next to the application’s .exe C:\path\to\exe\qico.dll.
  • 64-bit Install: Place 64-bit DLL files in the System32 folder, C:\Windows\System32\qico.dll
  • 32-bit Install: Place 32-bit DLL files in the SysWOW64 folder, C:\Windows\SysWOW64\qico.dll
How do I register qico.dll?

Most DLL files do not need registration, but some DLLs are COM components and must be registered to work correctly. If registration is required, open Windows Terminal or PowerShell as an administrator.

  • 64-Bit DLL: Register the DLL file regsvr32 "C:\path\to\qico.dll". (Drag a DLL to automatically fill the full path).
  • 32 Bit DLL: If you are registering a 32-bit DLL on 64-bit Windows, C:\Windows\SysWOW64\regsvr32 "C:\path\to\qico.dll".

Latest Releases

qico.dll
by The Qt Company Ltd.
for Qt6
C++ Application Development Framework
NEW Version: 6.10.1.0 Verified
Product Version: 6.10.1.0
Language: U.S. English (1033)
Uploaded: Aug 6, 2026   Size: 45.7KB
SHA256: 14f70ef89e17d16bd6044fbb6f53f3a1ae3e06c9ce2be87756249a363de9033a
SHA1: bd02db5010490d0350b8a4b37a6873a5f97b5281
MD5: d6bb9f50e6a50d24005ebcb8caabfdf0
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
qico.dll
by The Qt Company Ltd.
for Qt6
C++ Application Development Framework
NEW Version: 6.11.1.0 Verified
Product Version: 6.11.1.0
Language: U.S. English (1033)
Uploaded: Aug 6, 2026   Size: 46.5KB
SHA256: 526b714c2bf66df72fcf79d81dedd7fd87167ec619d0403a6bfd447361705dad
SHA1: a481bf888cf8fcf7187082c49ef47b345a13cbc1
MD5: 8ece4ba65489643999ab2f5e37f4445f
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
qico.dll
by The Qt Company Ltd.
for Qt5
C++ Application Development Framework
NEW Version: 5.15.19.0 Verified
Product Version: 5.15.19.0
Language: U.S. English (1033)
Uploaded: Aug 6, 2026   Size: 33KB
SHA256: 4033dcf84c2bcf9fc209e9698ebaebf2626dc10ab516a02392895455b529bdfc
SHA1: 3294bcb9e9a24a5877038c14fc6bc5d1bff56ccf
MD5: 0af2466f2a55b5019c0bb97be59e073f
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
qico.dll
by The Qt Company Ltd.
for Qt5
C++ Application Development Framework
NEW Version: 5.15.7.0 Verified
Product Version: 5.15.7.0
Language: U.S. English (1033)
Uploaded: Aug 6, 2026   Size: 52.8KB
SHA256: ddc5511ccd50ffda0c4d4f1ec0b61053a0d1f4d575756b0f8433fcb145110302
SHA1: 0663a98b8fef9c4dbe581474c3089c6f3d5a4b5c
MD5: dc3f246363b034e5bfcb799f2def47c1
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
qico.dll
by The Qt Company Ltd.
for Qt6
C++ Application Development Framework
NEW Version: 6.9.3.0 Verified
Product Version: 6.9.3.0
Language: U.S. English (1033)
Uploaded: Aug 6, 2026   Size: 49.8KB
SHA256: ce0bdfac9b13f659d944b8f72db79b41b5d0ad461a45f2c6dab79be7c1ef5ff9
SHA1: 55ebae355b09bf7c7148322c12c33aebec074411
MD5: 811ba10ee6dc378d417e4ba9d4a7775d
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD