Knowledge Base

Solution 40357: Updating the Operating System (OS) on a TI-Nspire CX II or TI-Nspire CX II CAS calculator, using the TI-Nspire CX II Connect App for the Web.

What are the steps to update the Operating System (OS) on a TI-Nspire CX II or TI-Nspire CX II CAS calculator, using the TI-Nspire CX II Connect web-base application?

TI-Nspire™ CX II Connect is a web-based application for Windows, Mac, and Chromebook that provides connectivity between a computer and a TI-Nspire CX II or TI-Nspire CX II CAS calculator. It allows you to capture the calculator screen, transfer .tns files to and from the calculator, and update the Operating System (OS) on a TI-Nspire CX II family calculator.

System Requirements: 

For the most up-to-date system, requirements see: https://education.ti.com/en/products/computer-software/ti-nspire-cx-ii-connect

To update the OS on the TI-Nspire CXII family calculator:

1. Go to https://nspireconnect.ti.com from your compatible computer and browser (see above).
2. Make sure your TI-Nspire CX II or TI-Nspire CX II CAS calculator is connected to your computer, using the unit-to-computer, standard A to mini B USB cable that came with your calculator.
3. Turn the calculator [ON],
4. If this is the first time using the application, click [Accept] on the privacy policy. 
5. From the TI-Nspire CX II Connect Getting Started page, click on “Connect to Calculator”.





6. Select your calculator and click on [Connect] to confirm you want to connect to nspireconnect.ti.com.





7. Click on “Get Updated” from the OS UPDATE menu option.





8. The app will check the OS version on the calculator. If there is a newer version available, you will be prompted to update.
9. Click the [UPDATE OS] button.
10. A confirmation message will appear when the update is finished

Please see the TI-Nspire™ CX II Connect Guidebook for additional information.

If you require additional assistance, please contact TI-Cares. 

Last updated: 7/05/2024