The File Extensions Database


.THR File Extension

  • Developer by: Parametric Technology Corporation
  • Category: Various data Files

What is an .THR file?

.THR is Pro/ENGINEER data

The thr file extension is associated with the Pro/ENGINEER a CAD/CAM/CAE 3D drawing software for Windows developed by the Parametric Technology Corp.

These thr file stores various data for internal purposes.

Pro/ENGINEER was renamed to Creo Elements/Pro in 2010.


How to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.

How to solve problems with THR files

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