.MII File Extension

Developer:
Nintendo
File Type:
Wii Virtual Avatar File
Popularity:

Having trouble opening .mii extension? Don't panic! This page explains what mii files are as well as suggests programs you may use to open mii files. You can download these programs through this page.

What is a MII file?

Mii file extension has Wii Virtual Avatar file type, developed by Nintendo, which is associated with the "game files" category.

Nintendo Wii game console uses virtual avatar files with this extension. MII files contain saved avatar properties: skin color, eye type, hair color, special facial features, and gender. All these settings allow creating unique characters. You can create your own Wii avatar with the Mii Channel utility for the Wii platform. There are also MII file editors for PCs, but Nintendo has a strict policy for manual creation or modification of MII files. 

To learn how you can open the given file, read the information below.

mii file icon
Developer:
Nintendo
File Type:
Wii Virtual Avatar File
Category:
Game Files
Format:
Binary

How to open MII file?

Double click the mii file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .mii extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the mii extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".
4.442.609 downloads

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the mii file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open MII files

  • Windows Windows
    • My Avatar Editor My Avatar Editor
    • Wii M!! Editor Wii M!! Editor
  • MacOS MacOS
    • My Avatar Editor My Avatar Editor
  • Linux Linux
    • My Avatar Editor My Avatar Editor

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the mii file as well. Download Universal File Viewer for your OS.

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