TI-84 calculator: Alpha key doesn’t work as it is supposed to

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TI-84 calculator: Alpha key doesn’t work as it is supposed to

  • First, check your calculator OS version – by pressing 2nd – Mem , select About, if the version is 2.43, you should upgrade the to version 2.55

To upgrade to 2.55 , go to https://education.ti.com/ and download their software + plus the OS to upgrade. There are some videos showing how to do this.