The File Extensions Database

.AFS File Extension

  • Developer by: Bentley Systems
  • Category: CAD Files
  • Format: Binary

What is an .AFS file?

.AFS is Project File

An AFS file is a project created by, a CAD program used to design and study construction foundations. It contains foundation components and their physical properties and may include concrete slabs, meshes, and soils. AFS files can be used to analyze the structural soundness of a design.

AFS files were replaced by SFA files with the release of version 7. Also, was renamed to STAAD Foundation Advanced with the release.

Programs that open Project File
Bentley Systems STAAD Foundation Advanced

How to solve problems with AFS files

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