DLLme Status Repository Overview
Libraries 241,574
Validated Hashes 1,788,753
Queued for Validation 20,151
Quarantined 2,356
DLL

opencv_highgui4.dll

Download and install opencv_highgui4.dll to fix missing or corrupted DLL errors.

(3 Files Available)
Last Updated
Downloads

Repository Analysis

Company
N/A
Product
OpenCV library
Description
OpenCV module: High-level GUI
Architecture
x86-64 (64 bit)
Metadata Consensus
0/3 Files 0%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Unknown 3

Products

  • OpenCV library 3

Descriptions

  • OpenCV module: High-level GUI 3

Frequently Asked Questions

What is opencv_highgui4.dll?

Metadata analysis shows opencv_highgui4.dll is a Dynamic Link Library (DLL) for OpenCV library and is described as “OpenCV module: High-level GUI” .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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

Verified
opencv_highgui4.dll
for OpenCV library
OpenCV module: High-level GUI
http://opencv.org/
Version: 4.8.0
Product Version: 4.8.0
Language: U.S. English (1033)
Uploaded: Jan 1, 2026   Size: 304.5KB
SHA256: 910cc0bc4ba4b37d651c5d90d7fdf20b4ede21b0ff3857e6851130b50f2f9dea
SHA1: d39da581b815362dc5b542a5002fcfc649adc0f3
MD5: db558c9112729f42d73f9f1c29b2247c
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
opencv_highgui4.dll
for OpenCV library
OpenCV module: High-level GUI
http://opencv.org/
Version: 4.8.0
Product Version: 4.8.0
Language: U.S. English (1033)
Uploaded: Nov 20, 2025   Size: 304.5KB
SHA256: 8e4e45ed7704d9277777461abcf4429989953b8cd880caba1f76cf50462d22f1
SHA1: d89d58502da73044195a5248b88a023802965d48
MD5: 64518e13483509d73ca98c4a330a28c3
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
opencv_highgui4.dll
for OpenCV library
OpenCV module: High-level GUI
http://opencv.org/
Version: 4.6.0
Product Version: 4.6.0
Language: U.S. English (1033)
Uploaded: Apr 6, 2024   Size: 279.5KB
SHA256: e99ce3d847bfc9d258548a6df2b1348652b1b892544d7193e572074dbca03821
SHA1: 4822432901637fa16da12dfbb989d519f6311165
MD5: 4918305339bbc7595a8fa643f320b7b6
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD