>> 89P file

89P file format description

Many people share .89p files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .89p file can be edited, converted or printed with. On this page, we try to provide assistance for handling .89p files.

1 filename extension(s) found in our database.

.89p - TI-89 Calculator Program

The 89P application files are related to TI Navigator. 89P file is a TI-89 Calculator Program. 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.

TI Navigator
Application files
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TI-89 Calculator Program related extensions:
SmartStart Array Configuration Script
TI Voyage 200 Program
TI-73 Application
TI-83/84 Plus Calculator Program
TI-83 Calculator Program
Adobe Photoshop Lightroom Web Gallery

Naturally, other applications may also use the .89p file extension. Even harmful programs can create .89p files. Be especially cautious with .89p files coming from an unknown source!

Can't open a .89p 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 .89p file extension is often given incorrectly!

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


Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

TI-89 Calculator List Data

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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