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FAQ | General and scientific calculators

Category : Troubleshooting Error messages

Why does the error message "On-line activation could not be completed." appear?

This message appears when connection to the online server is not possible for some reason.

Required action:
・If you have Internet access (able to connect to http://edu.casio.com/)
     Perform activation as instructed by the software dialog boxes.

・If you do not have Internet access
     Perform activation referring to "To activate on a computer (Computer A) that is not connected to the Internet" under "Activating Off Line" in the Activation Manual.

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