73M file format description

Many people share .73m files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .73m file can be edited, converted or printed with. On this page, we try to provide assistance for handling .73m files.

1 filename extension(s) found in our database.

.73m - TI-73 Calculator Matrix Data

The 73M data files are related to TI Navigator. The 73M file is a TI-73 Calculator Matrix Data. TI-73 is a graphing calculator made by Texas Instruments. It was originally designed in 1998 as a replacement for the TI-80 for use at a middle school level.

TI Navigator
Data files
- / -
TI-73 Calculator Matrix Data related extensions:
WarpIN Data File
Adlib Express User Defined Dictionary
Samsung Kies Duplicate Media Data
DSTV-CNC Data File

Naturally, other applications may also use the .73m file extension. Even harmful programs can create .73m files. Be especially cautious with .73m files coming from an unknown source!

Can't open a .73m file?

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

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .73m file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

3m, 73k, 73l, 73n

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

TI-73 Application
Advent 3B2 Macro
TI-73 Data List
TI-73 Real Number Data

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .73m file format, then write to us!

DataTypes.net >> 73M file