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.UVVZ file extension

To open .UVVZ files on Windows, try opening the .uvvz file with File Explorer (it may open like a ZIP). If it doesn’t, right-click and choose an installed archive tool (e.g., an unzip utility) to open or extract it.

To open a .uvvz file, try opening it with a ZIP/archive utility (for example, your OS built-in archive viewer or a third‑party unzip tool). The .uvvz extension is mapped to the UltraViolet/DECE ZIP media type (application/vnd.dece.zip), so treating it like a ZIP container is the most practical first step.

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Last updated: October 13, 2026

Open on your device

Choose your operating system for a dedicated step-by-step opening guide.

How to open .UVVZ files

Use these platform-specific instructions to open .UVVZ files safely.

Windows

  1. Try opening the .uvvz file with File Explorer (it may open like a ZIP). If it doesn’t, right-click and choose an installed archive tool (e.g., an unzip utility) to open or extract it.
  2. If the tool refuses due to the extension, make a copy and rename the copy from .uvvz to .zip, then open/extract the renamed copy with your archive tool.
Full Windows guide

Mac

  1. Try double-clicking the .uvvz file; if Archive Utility doesn’t recognize it, open it with a third-party unzip app that supports ZIP containers.
  2. If needed, duplicate the file and rename the copy to .zip, then open the renamed copy in your archive tool.
Full Mac guide

Linux

  1. Use your desktop archive manager to open/extract the .uvvz file as a ZIP-based archive.
  2. If the GUI doesn’t recognize the extension, try renaming a copy to .zip and re-open it with your archive manager.
Full Linux guide

iOS

  1. iOS file apps may not recognize .uvvz directly; if you need to inspect it, transfer it to a desktop and open it with a ZIP/archive utility (or rename a copy to .zip first).
Full iOS guide

Android

  1. Try opening the file with an archive manager app; if it won’t detect the type, copy the file and rename the copy to .zip, then open it in the archive app.
Full Android guide

Security notes

  • .uvvz is associated with a ZIP-based container (application/vnd.dece.zip). Like any archive, it can bundle multiple files; only extract/open contents from trusted sources.
  • Be cautious of archive-based risks such as unexpectedly large extraction (“zip bombs”) or overwriting files during extraction; extract into an empty folder and inspect results before opening embedded files.
  • If you rename .uvvz to .zip to open it, do not assume the contents are safe or standard media—treat extracted executables/scripts (if any) as untrusted.

Can't open this file?

These are the most common causes and fixes when .UVVZ files fail to open.

Common reasons

  • “Unknown file type” or the OS won’t open it
  • It extracts, but the contents don’t “play” or aren’t obviously usable
  • Your web server sends the wrong Content-Type for .uvvz

Fix steps

  1. Open the file using an archive tool explicitly (choose “Open with…” and pick your unzip/archiver).
  2. If that fails, duplicate the file and rename the copy to .zip, then try opening/extracting again.

OS-specific troubleshooting

What is a .UVVZ file?

.uvvz is an extension used for the DECE/UltraViolet ZIP media type, registered as application/vnd.dece.zip. UltraViolet specifications identify the “UltraViolet File Format” as this DECE ZIP type and use .uvz as the canonical extension, while multiple MIME databases also recognize .uvvz as an associated extension. Technically, it is a ZIP-based package whose internal contents are defined by the DECE/UltraViolet media package specification.

Background

The DECE/UltraViolet ecosystem defined a ZIP-based “media package” container and standardized it under the vendor media type application/vnd.dece.zip. In the specification, the UltraViolet File Format is explicitly tied to this media type and a canonical extension of .uvz.

In the real world you may still encounter .uvvz as an alternate extension for the same media type. Multiple extension-to-MIME mappings (including mime-db derived lists and server configuration examples) associate .uvvz with application/vnd.dece.zip, which is a strong indicator that it is intended to be handled similarly to other DECE ZIP packages.

Because it is ZIP-based, many users can at least inspect or extract the container with generic archive software even if they do not have UltraViolet-specific tooling. What you can do with the extracted content depends on what’s inside the package and what software expects those assets and metadata.

Common MIME types: application/vnd.dece.zip

Further reading

Authoritative resources for more details on the .UVVZ format.

Common .UVVZ issues

“Unknown file type” or the OS won’t open it

Some systems and apps do not associate .uvvz with ZIP containers even though it maps to application/vnd.dece.zip in common MIME databases and server mappings.

  1. Open the file using an archive tool explicitly (choose “Open with…” and pick your unzip/archiver).
  2. If that fails, duplicate the file and rename the copy to .zip, then try opening/extracting again.

It extracts, but the contents don’t “play” or aren’t obviously usable

.uvvz is a container; extracted payload files and metadata are defined by the DECE/UltraViolet media package spec, and your regular media apps may not know how to interpret the package structure or associated metadata.

  1. Extract to a folder and inspect what file types are inside (media files vs. metadata).
  2. Use software that specifically expects DECE/UltraViolet media packages, or work with the extracted standard media assets (if present) using regular media tools.

Your web server sends the wrong Content-Type for .uvvz

If a server isn’t configured with the mapping, it may serve .uvvz with a generic or incorrect MIME type, which can affect downloads/handling.

  1. Configure the server to map .uvvz to application/vnd.dece.zip.
  2. Verify the response header uses Content-Type: application/vnd.dece.zip for .uvvz downloads.

FAQ

Is .uvvz the same as .uvz?

They are associated with the same DECE/UltraViolet ZIP media type (application/vnd.dece.zip). The UltraViolet specification calls for the extension .uvz, but multiple MIME mappings also recognize .uvvz as an extension for the same media type.

What MIME type should .uvvz use?

application/vnd.dece.zip (registered in the IANA media types registry for the DECE/UltraViolet ZIP media type).

Can I just rename .uvvz to .zip?

Often, yes—many tools will then open it as a ZIP container. Make a copy first and rename the copy, so you don’t risk breaking workflows that rely on the original extension.

Why do I only see the file extension mapping but not a dedicated player/app?

The sources provided establish the registered media type and extension mappings (including .uvvz) but do not list consumer applications. Practically, treating it as a ZIP-based package is the most reliable way to inspect it.

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