A daily updated filename extension database!

MDI file extension

The table below provides useful information about the .mdi file extension. It answers questions such as:

  • What is the .mdi file?
  • What program do I need to open a .mdi file?
  • How can the .mdi file be opened, edited or printed?
  • How can I convert .mdi files to another format?
  • Where can I find the specifications for .mdi?
  • Which MIME-type is associated with the .mdi extension?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 1 alias(es) found in database

Microsoft Document Imaging File

MDI is a Microsoft Office Document Imaging saved file. MDI is a file format based on the TIFF that is designed to store images by page layout.
MDI format description not yet available
Category: Graphic files
Mime-type: image/vnd.ms-modi
Magic number: -
Magic string: -
Sample: -
MDI aliases:
MDI related links:
MDI related extensions:
G3 FAX Image

FlashPix Image

Tag Image File Format


Ability Photopaint Image

Red Storm Bitmap Image

Canon Navigator Fax

TIFF Separator Page

MIDI Music

MIDI files contain one or more MIDI streams, with time information for each event. Song, sequence, and track structures, tempo and time signature information, are all supported.
Category: Audio files
Application: Windows Media Player
Mime-type: audio/midi
Magic number: -
Magic string: -
Sample: -
MID aliases:
mdi, midi, rmi
MID related links:
MID related extensions:
Audio Interchange File

Velvet Studio Music Module

X-Tracker Music Module

Encore Notation Data

Farandole Composer Music Module

Impulse Tracker Music Module

Lyrics Data

OctaMED Music Module

MPEG Audio Layer 3 File

MultiTracker Music Module

Other types of files may also use the .mdi file extension.

The .mdi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

md, mvi, di, mri, mi, mdu, mdl, mdj, mci, ndi, jdi, mwi, dmi, msi, mid

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Chaos Desktop Metadata
Mayura Draw Document
Sega Genesis ROM MD
MuseData Score
D Language Source Code
STAR-CD v4 Model Data
StarUML Project File
LDAP Data Interchange Format File
Media Control Interface Data
Autodesk AutoCAD AutoFlix Movie Command File

Can't open a .mdi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .mdi file association, check the FAQ.

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .mdi file extension, write to us!

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