The File Extensions Database


.4LK File Extension

  • Developer by: 4D, Inc.
  • Category: Database Files

What is an .4LK file?

.4LK is 4th Dimension database file

The 4LK file extension is related to 4D SQL database applications from 4D, Inc.

A *.4lk file contains database.


How to open:

Currently there is no specific information available, about how to open this file extension.For general information try to look at:Basic info how to open databases

How to convert:

Currently there is no specific information available, about how to convert this file extension. For general information try to look at:Basic info how to convert databases

How to solve problems with 4LK files

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