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

opencv_videoio455.dll

Download and install opencv_videoio455.dll to fix missing or corrupted DLL errors.

(6 Files Available)
Last Updated
Downloads

Repository Analysis

Company
N/A
Product
OpenCV library
Description
OpenCV module: The videoio OpenCV module
Architecture
x86-64 (64 bit) x86 (32 bit)
Metadata Consensus
0/6 Files 0%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Unknown 6

Products

  • OpenCV library 6

Descriptions

  • OpenCV module: The videoio OpenCV module 6

Frequently Asked Questions

What is opencv_videoio455.dll?

Metadata analysis shows opencv_videoio455.dll is a Dynamic Link Library (DLL) for OpenCV library and is described as “OpenCV module: The videoio OpenCV module” .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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_videoio455.dll
for OpenCV library
OpenCV module: The videoio OpenCV module
http://opencv.org/
Version: 4.5.5
Product Version: 4.5.5
Language: U.S. English (1033)
Uploaded: Jan 1, 2026   Size: 687KB
SHA256: 7ef82bb9d2ef158247b1ff2c7d968ed9d496f5c90d98743e9388757c77bde3c3
SHA1: 8d851b078cbca151523fc423b509e7e21a52697d
MD5: 949e666223972efb1ff5610553ec96d4
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
opencv_videoio455.dll
for OpenCV library
OpenCV module: The videoio OpenCV module
http://opencv.org/
Version: 4.5.5-openvino
Product Version: 4.5.5-openvino
Language: U.S. English (1033)
Uploaded: Oct 12, 2025   Size: 481.4KB
SHA256: 92ee76fbbe8b5c7e06988ea8514c5035717d158f88e97749fc29583eb9418d1d
SHA1: bfcb29aa6e6e792a7df6060b4e13f3fdd836aeee
MD5: 0db10922ab35defd46bec16ef3a4d5a1
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
opencv_videoio455.dll
for OpenCV library
OpenCV module: The videoio OpenCV module
http://opencv.org/
Version: 4.5.5
Product Version: 4.5.5
Language: U.S. English (1033)
Uploaded: Sep 22, 2025   Size: 614KB
SHA256: a5f711edb364252629e53049b69c51186ba6464fac1ae2b4727cd5b0247c5520
SHA1: af9af20aa76a2e3e9384d344a8f76b2e6d40a399
MD5: eebb510d3142bc9182586ad72e458ea8
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
opencv_videoio455.dll
for OpenCV library
OpenCV module: The videoio OpenCV module
http://opencv.org/
Version: 4.5.5
Product Version: 4.5.5
Language: U.S. English (1033)
Uploaded: Sep 21, 2025   Size: 566.6KB
SHA256: 6f7e6191b24a8dc49f2c7aadd02806b0ed03710dbf9700a00793ed8e6fbb9e80
SHA1: d3cbbf1b54593db161d5630aab6266e9e7f9a26f
MD5: 43cb6792c362ea9ef913612e9f2027c4
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
opencv_videoio455.dll
for OpenCV library
OpenCV module: The videoio OpenCV module
http://opencv.org/
Version: 4.5.5-dev
Product Version: 4.5.5-dev
Language: U.S. English (1033)
Uploaded: Apr 5, 2024   Size: 610KB
SHA256: c19adfb809b1faf9f1c0a4135560aa6cd31c2602608ba08dbdd032774836ddf5
SHA1: 9c05e0c83452740a9a9c28a91bcc52dd188d4dc7
MD5: 443494955d3fce8a2e479aee1bd34eda
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD