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Information about .accdr File Extension

ACCDR file is a Microsoft Access 2007 Run-time. It is a new file name extension that enables you to open a database in run-time mode. By changing a database's file name extension from .accdb to .accdr, you can force Access to start in run-time mode when you open the database.


Database files 

Common .accdr file type descriptions:

  • Microsoft Office Access Runtime Application
  • Microsoft Access Runtime Application

Applications, associated with .accdr files

Microsoft Office Access iconMicrosoft Office Access by Microsoft Corporation