If you are seeking information about file extensions, then you are in the right place at the right time.

Details of extension .89x

On this page, we're going to take a closer look at the .89x file extension, which is related to TI-89 Calculator Macro.

We'll explain what exactly a .89x file format is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .89x files into different formats, we'll give you some tips on how to do that too.

Let's see the file format associated with this file extension!


  1. TI-89 Calculator Macro

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TI-89 Calculator Macro

89x file - TI-89 Calculator Macro
The 89X file belongs to the Data category and works with TI Navigator, being used as a TI-89 Calculator Macro. The TI-89 and the TI-89 Titanium are graphing calculators developed by Texas Instruments. They are differentiated from most other TI graphing calculators by their computer algebra system, which allows symbolic manipulation of algebraic expressions. The developer is still actively supporting the TI Navigator, likely. Our data shows that TI Navigator uses 131 more file types.
Application: TI Navigator
Program name: -
Category: Data files
Mime-type: application/octet-stream
Related extensions:
.82u TI-82 Calculator OS Update Data
.82d TI-82 Calculator Troubleshoot Data
.8ek TI-84 Plus CE Flash App
.9xs TI-92 Plus String Data

The .89x file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .89x extension may contain various content types. If you have helpful information about this extension, write to us!

Could someone have spelled the .89x file extension wrong?

In our database, we came across the following similar extensions:

.89z TI-89 Assembly Program
.89d TI-89 Graph Database
.89s TI-89 String Data
.89a TI-89 Calculator Figure Data
.89c TI-89 Complex Variable Data

The .89x extension is frequently misused

People sometimes confuse the .89x filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

89z (1), 89d (1), 89s (1), 89a (1), 89c (1)

Having trouble opening a .89x file?

If you want to open a .89x file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .89x association can trigger this error.

Windows can't open this file:

File: example.89x

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 from a list of programs that are installed on your computer.

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 with 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.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android