The File Extensions Database

.SMT File Extension

  • Developer by: Samsung
  • Category: Settings Files
  • Format: Zip

What is an .SMT file?

.SMT is Samsung Theme File

Mobile device theme file used by various Samsung mobile phones models; includes graphics (.QMG files) for the background image, buttons, and other user interface items; also includes an XML file that defines the different screen layouts for the theme; saved in the compressed .ZIP format.

If you download a new SMT file to your PC, you can install it using the following procedures:

  • Connect your phone to the PC.
  • Copy the SMT file to the phone's storage card within the Themes directory.
  • Disconnect your phone.
  • Navigate to your phone applications and choose Settings → Display and Light → Theme.
  • Choose the new theme.
  • NOTE: SMT files are created using the Samsung Theme Designer, a program that allows Samsung developers to design custom themes. Once a theme has been created, you can select the Export Theme button to create the SMT file. The button is located in the Tools Quick Access panel.

    Programs that open Samsung Theme File
    Samsung Theme Designer

    How to solve problems with SMT files

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