Home » Data Files, 0-9 » 73C

Basic information about 73C file

When there is a problem with opening files with the file extension 73C（*.73C or *.73c）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the 73C file yourself.

There are 1 file types using the 73C file extension in our database. In the further part of this page, you will find detail information about all the 73C file with their brief description and a list of programs that support 73C file sorted by operating systems. The table below provides useful information about the 73C file extension. It answers questions such as:
  • What is the 73C file?
  • How to open a 73C file?
  • What programs do I need to open a 73C file?
  • What programs help to create and edit a 73C file?
  • How to convert 73C files to another file format?
  • How to convert another files to 73C file format?


1.Detail information about 73C file extension: TI-73 Constant File

File type TI-73 Constant File Category Data Files
Developer Texas Instruments File format N/A
Description 73C file is a TI-73 Constant File developed by Texas Instruments. Data file used by Texas Instruments graphing calculators; stores variables such as a single number or multiple number values; can be saved and edited using TI Connect, the utility used for managing applications on a TI graphing calculator.
Software programs that will open, edit or convert 73C files

Windows		 Texas Instruments TI Connect

macOS		 Texas Instruments TI Connect



Can't open a 73C file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.73C”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the 73C extension without any issue.


Where I can download the application that support 73C file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of 73C files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a 73C file?

The reasons for the lack of the ability to open a 73C file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a 73C file. If there is still something wrong, you might want to check:

  • Whether the 73C file is damaged.
  • Whether the 73C file is incorrectly linked in the registry entries.
  • Whether the 73C file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the 73C file format is incompletely.
  • Whether the 73C file is infected.
  • Whether the drivers of the equipment used for opening a 73C file are up to date.
  • Whether your computer has enough hardware resources to open a 73C file.

If the 73C file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.