The File Extensions Database

.4DD File Extension

Developer by: 4D
Category: Database Files

What is an .4DD file?

.4DD is 4th Dimension Database Data File

Data file saved by 4th Dimension, a software development program; stores the actual data referenced by a 4D database structure (.4DB) file; can be compacted by 4D Developer or 4D Server using the "Compact data file" command.

Programs that open 4th Dimension Database Data File

Windows

4D 4th Dimension

Mac

4D 4th Dimension

How to solve problems with 4DD files

Associate the 4DD file extension with the correct application. On :
Windows: Right click on any 4DD file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.4DD files". Mac: Right click (or Ctrl-click) the 4DD 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 .4DD is 4th Dimension Database Data File. Because only the current version supports the latest 4DD file format. Search, therefore, e.g. on the 4D manufacturer website after an available .4DD is 4th Dimension Database Data File update.
To make sure that your 4DD file is not corrupted or virus-infected, get the file again and scan it with antivirus software.

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