>> 73Y file

73Y file format description

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

1 filename extension(s) found in our database.

.73y - TI-73 Calculator Equation Data

The 73Y data files are related to TI Navigator. 73Y file is a TI-73 Calculator Equation 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 Equation Data related extensions:
TI-73 Calculator Vector Data
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Alibre Design Catalog Feature Part Data
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Naturally, other applications may also use the .73y file extension. Even harmful programs can create .73y files. Be especially cautious with .73y files coming from an unknown source!

Can't open a .73y 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 .73y file extension is often given incorrectly!

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

73g, 73t, 73u

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

TI-73 Calculator Table Setup Data
TI-73 Group Data
TI-73 Explorer OS Upgrade File

Operating systems currently supports the following operating systems:

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

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