Step 1: Press the reset button on the back of the calculator.
Please Note: Please check the reset button on the back your calculator to see what steps to follow next.
a) For TI-Nspire CX or TI-Nspire CX CAS WITH a Blue Reset Button:
Begin by holding down the reset button for 5 seconds. Release the reset button, press and hold the [doc] [enter] and [EE] keys, and press and release the [on] key.
b) For TI-Nspire CX or TI-Nspire CX CAS WITHOUT a Blue Reset Button:
Begin by holding down the reset button. With the reset button held down, press and hold the [doc] [enter] and [EE] keys, then release the reset button.
Please note that you may have to attempt the above steps a few times before you successfully get to the below maintenance menu.
Step 3: The calculator will boot up as in the previous reset, but will display a menu with the following maintenance options:
1. Cancel - The most non-intrusive reset option; no changes are made, the calculator restarts.
2. Delete Operating System – The operating system will be deleted without deleting any documents.
3. Delete Document Folder Contents – This will delete the user’s documents, but will not delete the OS.
4. Complete Format – This will delete the OS and all documents for a total erase of memory.
Please try the options in the following order: 1, 2, 3, 4.
Options 2 and 4 will require you to reinstall your operating system.
Please ensure that you have installed the TI-Nspire Computer Link Software
and the latest OS
for your calculator.
NOTE: If you are installing the software for the first time, please ensure that your TI calculator is disconnected from your computer.
Step 4: To transfer your updated OS to your calculator, please see our guide
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