File Extension Library


.ABCDMR File Extension

  • Developer by: Apple, Inc.
  • Category: Database Files

What is an .ABCDMR file?

.ABCDMR file extension is created by Apple, Inc.. .ABCDMR has been classified as Database Files.

.ABCDMR is Apple Address Book mail recent data

The abcdmr file extension is associated with the Apple Address Book (now called Contacts) application.

The abcdmr file contains database of e-mail addresses, that were recently used in the Apple Mail.

ABCDMR is using SQLite database format and can be opened for example in the sqlite3 command line application, that is a part of the Mac OS X (macOS).


How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .abcdmr file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to Open .ABCDMR file on different platforms

Open .ABCDMR File on Windows

  • Right-click a .ABCDMR
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .ABCDMR file and Select check box "Always use this app to open .ABCDMR files" Press "Ok"

Open .ABCDMR File on Mac

  • Right-click (or Ctrl + Left-click) the .ABCDMR file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .ABCDMR File on Linux

Right click on the .ABCDMR file, choose "Open with" and select a program from the list above

Open .ABCDMR File on iPhone

Select a file. If you don't see an application to open the .ABCDMR file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .ABCDMR File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .ABCDMR files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .ABCDMR files

  1. You need to update the application that you normally use to open .ABCDMR files. Only the latest version of the software supports the current .ABCDMR file format
  2. You need to check the .ABCDMR file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)