89Q file extension
The table below provides useful information about the .89q file extension. It answers questions such as:
- What is the .89q file?
- What program do I need to open a .89q file?
- How can the .89q file be opened, edited or printed?
- How can I convert .89q files to another format?
Table of Contents
- ✅ TI-89 Calculator Certificate Data
- 🔄 .89q file converters
- 🚫 .89q file related errors
We hope you find this page helpful and a valuable resource!
1 extension(s) and 0 alias(es) found in database
✅ TI-89 Calculator Certificate Data

89Q file is a TI-89 Calculator Certificate Data. 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.
Other types of files may also use the .89q file extension.
🔴 Can't open a .89q 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 cannot open this file:
example.89q
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .89q file association, check the FAQ.
🔴 Can I change the extension of 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 the file. The problem is, changing the file extension does not change the file format.
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