The File Extensions Database

.73K File Extension

  • Developer by: Texas Instruments
  • Category: Executable Files
  • Format: Binary

What is an .73K file?

.73K is TI-73 Application

Application file used by Texas Instruments TI-73 graphing calculators; can be uploaded to a TI calculator using TI Connect calculator management software; used for running small programs on the device.

Programs that open TI-73 Application
Texas Instruments TI Connect
Texas Instruments TI Connect

How to solve problems with 73K files

  • Associate the 73K file extension with the correct application. On :
    Windows: Right click on any 73K file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.73K files". Mac: Right click (or Ctrl-click) the 73K 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 .73K is TI-73 Application. Because only the current version supports the latest 73K file format. Search, therefore, e.g. on the Texas Instruments manufacturer website after an available .73K is TI-73 Application update.
  • To make sure that your 73K file is not corrupted or virus-infected, get the file again and scan it with antivirus software.