| Select your graphing product on the left and you find a quick reference for finding the latest version of your calculator’s operating system (OS), as well as the most up-to-date TI Graphing Calculator Software Applications (Apps) and Computer Software - pieces of software that you can download onto your calculator as you would add software to a computer to enhance its capabilities.
Apps not only allow you to customize your TI calculator to meet your class needs, but also to upgrade it from one year to the next.
Read these easy step by step instructions for installing or upgrading:
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