The File Extensions Database

.QTM File Extension

  • Developer by: Apple
  • Category: Video Files
  • Format: Binary

What is an .QTM file?

.QTM is Apple QuickTime Movie File

Video file created by QuickTime, a video capture and movie playback program; stores compressed video and audio data in a proprietary Apple format; more commonly seen with the .MOV extension.

Programs that open Apple QuickTime Movie File
Roxio Creator NXT Pro 6
CyberLink PowerDVD 17
Roxio Toast 17
Roxio Popcorn

How to solve problems with QTM files

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