MDA File Extension

MDA file icon

Access Add-in

What is a MDA file?

The MDA extension is used by Access Add-in and falls under the categories of Plugin Files, Data Files and Blocked Email Attachment Files, covering 6524 files.

Microsoft, the developer of the Access Add-in (MDA), has released file format and 242 programs designed to handle them.

MDA file support extends to various operating systems, including Windows. There are 2 programs available to open a MDA file, including popular tools like Microsoft Access and Microsoft Office.

Programs that support MDA files

How to open a MDA file?

If you are having trouble opening a MDA file, it usually means the right software is not installed. Choose a program from the list that matches your operating system. Next, visit the official website of the developer, download the software, and install it on your device.

Thanks to their popularity, Microsoft Access and Microsoft Office are often the go-to programs for managing MDA files. If you want the most recent release of Microsoft Access, head over to the Microsoft site and download the version designed to run on all platforms.

After completing the installation, MDA files should be recognized by the system and linked to Microsoft Access.

Set Microsoft Access as your default MDA viewer

Set default app to open files on Mac

  1. Right-click or Control + left-click on the desired MDA file to open a menu of available actions;
  2. Choose "Open in Application" and click "Other";
  3. In the lower section of the window, you’ll find the "Enable" menu, with "Recommended Programs" pre-selected as the default option;
  4. Select "All Programs" in this menu, and then search for Microsoft Access. Check the box next to "Always open in app" to make sure it’s the default option.

Change a default app in Windows

  1. To get started, right-click your MDA file, then choose "Open With" and select "Choose Another Application" from the context menu;
  2. From the list of applications in the pop-up window, find and select Microsoft Access as your desired application;
  3. Check the "Always use this app" checkbox, and then click "OK" to set your chosen app as the default for opening MDA files.

Solving Common MDA File Challenges

While MDA files can sometimes present difficulties, most problems can be resolved quickly with minor software modifications. Check the tips below to help solve them.

What Causes Microsoft Access to Crash Frequently?

Insufficient software updates are a likely cause of Microsoft Access crashes. Be sure to install the latest updates for Microsoft products.

A simple restart of your computer can often fix many common problems, which is why it is the recommended first step before making any adjustments to your software settings.

How can I restore a damaged MDA file?

Start a data recovery program and open the damaged MDA file. Then, choose the "Repair" option from the menu. Allow the recovery process to complete, which will automatically repair the damaged plugin files.

How can I determine if my MDA file is damaged?

Characteristics of corrupted MDA plugin files can include:

  • Microsoft Access or other programs stop responding or crash when trying to handle the file;
  • Error notifications appear during file manipulation;
  • When opening the file, errors occur or the inability to access its contents;
  • Unexplained MDA file size inflation;