The File Extensions Database


.254 File Extension

  • Developer by: Parametric Technology Corporation
  • Category: 3d graphics, CAD-CAM-CAE Files

What is an .254 file?

.254 is Pro/Engineer versioned data

The 254 file extension is associated with the Pro/Engineer (also known as PTC Creo) a 3D CAD/CAM/CAE solution for Microsoft Windows operating system.

The 254 file stores some kind of CAD data.


How to open:

Use Pro/Engineer to work with *.254 files.

How to convert:

Pro/Engineer may be able to export *.254 files to other formats.

How to solve problems with 254 files

  • Associate the 254 file extension with the correct application. On :
    Windows: Right click on any 254 file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.254 files". Mac: Right click (or Ctrl-click) the 254 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 .254 is Pro/Engineer versioned data. Because only the current version supports the latest 254 file format. Search, therefore, e.g. on the Parametric Technology Corporation manufacturer website after an available .254 is Pro/Engineer versioned data update.
  • To make sure that your 254 file is not corrupted or virus-infected, get the file again and scan it with antivirus software.