The File Extensions Database

.MDB File Extension

  • Developer by: Microsoft
  • Category: Database Files
  • Format: Binary

What is an .MDB file?

.MDB is Microsoft Access Database

An MDB file is a database file created by Microsoft Access, a widely-used desktop relational database program. It contains the database structure (tables and fields) and database entries (table rows). MDB files may also store data entry forms, queries, stored procedures, reports, and database security settings.

MDB file open in Microsoft Access 2016

Access offers visual tools for creating and populating databases. The software includes workflow tools for making online database-driven web applications that you can publish to an Office 365 site or Microsoft SharePoint server. Access is included with some Microsoft Office software packages, but it is only available for Windows. MDB files may also be imported by a variety of other programs, such as Mathematica and Visual Studio.

You can export MDB files to the .ACCDB file format by simply clicking File → Save As → Save Database As, choosing the Access file type, and then clicking Save As.

Programs that open Microsoft Access Database
Microsoft Access 2016
SAS Institute SAS
Wolfram Research Mathematica
Freewind MDB Converter
Microsoft Visual Studio 2017
MDB Viewer Plus
MDB Viewer
Wolfram Research Mathematica
SAS Institute SAS
File Type 2:

Avid Media Database

Developer by: Avid Technology Category: Data Files Format: Binary

Database file used by several different Avid video editing and finishing software products; contains indexed information about the media assets used by a video editing project; used as a cache that tracks the resources with up-to-date information.

MDB files are generated automatically by the software in the folders where media assets reside. If they are deleted, the software rebuilds them.

Programs that open Avid Media Database
Avid Media Composer
Avid Media Composer

How to solve problems with MDB files

  • Associate the MDB file extension with the correct application. On :
    Windows: Right click on any MDB file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.MDB files". Mac: Right click (or Ctrl-click) the MDB file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .MDB is Microsoft Access Database. Because only the current version supports the latest MDB file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available .MDB is Microsoft Access Database update.
  • To make sure that your MDB file is not corrupted or virus-infected, get the file again and scan it with antivirus software.