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Details of the .mdt file extension

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

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

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

1 extension(s) and 0 alias(es) found in database

.mdt file extension details

Microsoft Access Add-in

Microsoft Access Add-in .mdt file icon
MDT file is a Microsoft Access Add-in. Microsoft Access is a relational database management system from Microsoft.
Category: Document files
Application: Microsoft Access
Mime-type: application/vnd.ms-access
Magic number: -
Magic string: -
Sample: -
MDT aliases:
MDT related links:
MDT related extensions:
Lotus Approach 97 Document

Microsoft Access Form

Microsoft Access Macro

Microsoft Access Query

Microsoft Access Report

Microsoft Access Table

Microsoft Access Add-in

Microsoft Access Database

Microsoft Access Blank Database Template

Microsoft Access Wizard Template

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

.mdt file extension error

The .mdt file extension is often given incorrectly!

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

mvt, dmt, mt, mrt, mdy, mdh, md, ldt, ndt, jdt, mwt, dt, mtd, mst, met

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

ProWorx NXT Memory Data File
MarkDown Document
Delphi Menu Template
Miva Merchant Module
Mayura Draw Document
Stimulsoft Report
FactoryTalk View Studio Data Log Model
myPM Merge Data
Proben1 Dataset
open .mdt file

Can't open a .mdt 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 .mdt file association, check the FAQ.

.mdt file extension

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 .mdt file extension, write to us!

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