DLL

avutil-55.dll

Download and install avutil-55.dll to fix missing or corrupted DLL errors.

(183 Files Available)
Last Updated

Repository Analysis

Company
FFmpeg Project
Product
FFmpeg
Description
FFmpeg utility library
Architecture
x86 (32 bit) x86-64 (64 bit)
Metadata Consensus
99/183 Files 54.1%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare differences between variants.

Frequently Asked Questions

What is avutil-55.dll?

Metadata analysis shows avutil-55.dll is a Dynamic Link Library (DLL) and is described as FFmpeg utility library .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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 avutil-55.dll errors?

Most errors involving avutil-55.dll occur because the DLL is missing, corrupted, or outdated.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 avutil-55.dll?

To install avutil-55.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\avutil-55.dll.
  • 64-bit Install: Place 64-bit DLL files in the System32 folder, C:\Windows\System32\avutil-55.dll
  • 32-bit Install: Place 32-bit DLL files in the SysWOW64 folder, C:\Windows\SysWOW64\avutil-55.dll
How do I register avutil-55.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\avutil-55.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\avutil-55.dll".

Latest Releases

avutil-55.dll
by FFmpeg Project
for FFmpeg
FFmpeg utility library
Version: 55.34.101 Verified
Product Version: n3.2.10-4-g430f37039b
Language: U.S. English (1033)
Uploaded: Jan 12, 2026   Size: 503.4KB
SHA256: 4b5d8eedb8e4367ddde2d637ba430a3d12881037c92c98e43ecbc1af5fbc7ca6
SHA1: 2daacca392cfdba2b80b75370d988e0da799b1d2
MD5: 339ec3f002fbf158f30cb140df1f36e3
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
avutil-55.dll
Incomplete Metadata
Uploaded: Jan 1, 2026   Size: 1.1MB
SHA256: 1c1b1c2c54c1030e7a9f721612574c8a1b826dbc81a951fb47b9b4db248f10d7
SHA1: 502d47820f7108be95b26a704e3e7649db1ff250
MD5: 0dd067e91d482903d53aa37fc1ca68c7
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
avutil-55.dll
Incomplete Metadata
Uploaded: Dec 20, 2025   Size: 1.2MB
SHA256: be7c03ff47618916d16af446e2f7c00e48f2ff8934c6ace4c0d0e3d804732e8e
SHA1: b2c481bbba4186b24f1f7349bb5d6c8bdfdacc83
MD5: 27616e4689d1c069bc074bd0fbdafaf4
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
avutil-55.dll
Incomplete Metadata
Uploaded: Nov 24, 2025   Size: 1.2MB
SHA256: 4405157b9e826a80164ffab98e87a5079a2645c9e1811e84a9689dcc44bbfd29
SHA1: e25a32fe8d88c8f3fb43de30c6dcf7f354503bef
MD5: 7cf71e376273635b6dcd15cb471b9f82
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
avutil-55.dll
by FFmpeg Project
for FFmpeg
FFmpeg utility library
Version: 55.58.100 Verified
Product Version: 3.3.3
Language: U.S. English (1033)
Uploaded: Nov 11, 2025   Size: 572.4KB
SHA256: 97a01dd702db941274cc481a04a88f35b84d873c70f503784816b3c784f71bbb
SHA1: cd66530f5199cc9fc2986d1509810d4fae57a4e7
MD5: 0fbd6a339ddbb7e5321232b70b68f533
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD